AEGON N.V. <AEGN.AS> BUYS LIFE INVESTORS SHARES AEGON U.S. Holding Corp, a unit of AEGON N.V. of the Netherlands, and Life Investors Inc <LINV.O> said they have purchased about 451,000 shares of Life Investors common stock for 51.61 dlrs per share cash. The purchase is part of an agreement between the two companies made in November 1981, saying that on or before each April 30 between 1983 and 1987 the companies would offer to buy one-sixth of the number of Life Investors' common stock outstanding as of Dec. 31, 1982, not already owned by AEGON. On Dec. 31 1988 they would offer to buy any and all remaining shares.