81435398

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{11677}}^1$

素因数の和:12007

約数の個数: 16

約数和(自身を含む): 133689744

約数和(自身を除く): 52254346

約数列:

[1, 2, 11, 22, 317, 634, 3487, 6974, 11677, 23354, 128447, 256894, 3701609, 7403218, 40717699, 81435398]

約数ペア:

[(1, 81435398), (2, 40717699), (11, 7403218), (22, 3701609), (317, 256894), (634, 128447), (3487, 23354), (6974, 11677)]