1566405197127

素因数分解:

$3^4\times {\mathrm{521}}^1\times {\mathrm{37117727}}^1$

素因数の和:37118260

約数の個数: 20

約数和(自身を含む): 2344429935936

約数和(自身を除く): 778024738809

約数列:

[1, 3, 9, 27, 81, 521, 1563, 4689, 14067, 42201, 37117727, 111353181, 334059543, 1002178629, 3006535887, 19338335767, 58015007301, 174045021903, 522135065709, 1566405197127]

約数ペア:

[(1, 1566405197127), (3, 522135065709), (9, 174045021903), (27, 58015007301), (81, 19338335767), (521, 3006535887), (1563, 1002178629), (4689, 334059543), (14067, 111353181), (42201, 37117727)]