291217424

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{557}}^1\times {\mathrm{797}}^1$

素因数の和:1403

約数の個数: 40

約数和(自身を含む): 579759768

約数和(自身を除く): 288542344

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 557, 656, 797, 1114, 1594, 2228, 3188, 4456, 6376, 8912, 12752, 22837, 32677, 45674, 65354, 91348, 130708, 182696, 261416, 365392, 443929, 522832, 887858, 1775716, 3551432, 7102864, 18201089, 36402178, 72804356, 145608712, 291217424]

約数ペア:

[(1, 291217424), (2, 145608712), (4, 72804356), (8, 36402178), (16, 18201089), (41, 7102864), (82, 3551432), (164, 1775716), (328, 887858), (557, 522832), (656, 443929), (797, 365392), (1114, 261416), (1594, 182696), (2228, 130708), (3188, 91348), (4456, 65354), (6376, 45674), (8912, 32677), (12752, 22837)]