158978828

素因数分解:

$2^2\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{1699}}^1$

素因数の和:2009

約数の個数: 24

約数和(自身を含む): 282030000

約数和(自身を除く): 123051172

約数列:

[1, 2, 4, 149, 157, 298, 314, 596, 628, 1699, 3398, 6796, 23393, 46786, 93572, 253151, 266743, 506302, 533486, 1012604, 1066972, 39744707, 79489414, 158978828]

約数ペア:

[(1, 158978828), (2, 79489414), (4, 39744707), (149, 1066972), (157, 1012604), (298, 533486), (314, 506302), (596, 266743), (628, 253151), (1699, 93572), (3398, 46786), (6796, 23393)]