396523620865

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{811}}^1\times {\mathrm{2274101}}^1$

素因数の和:2274960

約数の個数: 16

約数和(自身を含む): 487494697536

約数和(自身を除く): 90971076671

約数列:

[1, 5, 43, 215, 811, 4055, 34873, 174365, 2274101, 11370505, 97786343, 488931715, 1844295911, 9221479555, 79304724173, 396523620865]

約数ペア:

[(1, 396523620865), (5, 79304724173), (43, 9221479555), (215, 1844295911), (811, 488931715), (4055, 97786343), (34873, 11370505), (174365, 2274101)]