644990086

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{677}}^1\times {\mathrm{36643}}^1$

素因数の和:37335

約数の個数: 16

約数和(自身を含む): 1043474544

約数和(自身を除く): 398484458

約数列:

[1, 2, 13, 26, 677, 1354, 8801, 17602, 36643, 73286, 476359, 952718, 24807311, 49614622, 322495043, 644990086]

約数ペア:

[(1, 644990086), (2, 322495043), (13, 49614622), (26, 24807311), (677, 952718), (1354, 476359), (8801, 73286), (17602, 36643)]