81766802

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{353}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 135596160

約数和(自身を除く): 53829358

約数列:

[1, 2, 13, 26, 59, 118, 151, 302, 353, 706, 767, 1534, 1963, 3926, 4589, 8909, 9178, 17818, 20827, 41654, 53303, 106606, 115817, 231634, 270751, 541502, 692939, 1385878, 3144877, 6289754, 40883401, 81766802]

約数ペア:

[(1, 81766802), (2, 40883401), (13, 6289754), (26, 3144877), (59, 1385878), (118, 692939), (151, 541502), (302, 270751), (353, 231634), (706, 115817), (767, 106606), (1534, 53303), (1963, 41654), (3926, 20827), (4589, 17818), (8909, 9178)]