31800494

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{331}}^1\times {\mathrm{397}}^1$

素因数の和:752

約数の個数: 24

約数和(自身を含む): 52722264

約数和(自身を除く): 20921770

約数列:

[1, 2, 11, 22, 121, 242, 331, 397, 662, 794, 3641, 4367, 7282, 8734, 40051, 48037, 80102, 96074, 131407, 262814, 1445477, 2890954, 15900247, 31800494]

約数ペア:

[(1, 31800494), (2, 15900247), (11, 2890954), (22, 1445477), (121, 262814), (242, 131407), (331, 96074), (397, 80102), (662, 48037), (794, 40051), (3641, 8734), (4367, 7282)]