1680851874

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{272777}}^1$

素因数の和:272874

約数の個数: 32

約数和(自身を含む): 3666136320

約数和(自身を除く): 1985284446

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 79, 158, 237, 474, 1027, 2054, 3081, 6162, 272777, 545554, 818331, 1636662, 3546101, 7092202, 10638303, 21276606, 21549383, 43098766, 64648149, 129296298, 280141979, 560283958, 840425937, 1680851874]

約数ペア:

[(1, 1680851874), (2, 840425937), (3, 560283958), (6, 280141979), (13, 129296298), (26, 64648149), (39, 43098766), (78, 21549383), (79, 21276606), (158, 10638303), (237, 7092202), (474, 3546101), (1027, 1636662), (2054, 818331), (3081, 545554), (6162, 272777)]