256127158

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{419}}^1\times {\mathrm{929}}^1$

素因数の和:1404

約数の個数: 32

約数和(自身を含む): 449971200

約数和(自身を除く): 193844042

約数列:

[1, 2, 7, 14, 47, 94, 329, 419, 658, 838, 929, 1858, 2933, 5866, 6503, 13006, 19693, 39386, 43663, 87326, 137851, 275702, 305641, 389251, 611282, 778502, 2724757, 5449514, 18294797, 36589594, 128063579, 256127158]

約数ペア:

[(1, 256127158), (2, 128063579), (7, 36589594), (14, 18294797), (47, 5449514), (94, 2724757), (329, 778502), (419, 611282), (658, 389251), (838, 305641), (929, 275702), (1858, 137851), (2933, 87326), (5866, 43663), (6503, 39386), (13006, 19693)]