643631614

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{67651}}^1$

素因数の和:67791

約数の個数: 16

約数和(自身を含む): 993672576

約数和(自身を除く): 350040962

約数列:

[1, 2, 67, 71, 134, 142, 4757, 9514, 67651, 135302, 4532617, 4803221, 9065234, 9606442, 321815807, 643631614]

約数ペア:

[(1, 643631614), (2, 321815807), (67, 9606442), (71, 9065234), (134, 4803221), (142, 4532617), (4757, 135302), (9514, 67651)]