64857155

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{2801}}^1$

素因数の和:3238

約数の個数: 16

約数和(自身を含む): 85135968

約数和(自身を除く): 20278813

約数列:

[1, 5, 11, 55, 421, 2105, 2801, 4631, 14005, 23155, 30811, 154055, 1179221, 5896105, 12971431, 64857155]

約数ペア:

[(1, 64857155), (5, 12971431), (11, 5896105), (55, 1179221), (421, 154055), (2105, 30811), (2801, 23155), (4631, 14005)]