31321121

素因数分解:

${\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:512

約数の個数: 16

約数和(自身を含む): 34664448

約数和(自身を除く): 3343327

約数列:

[1, 13, 61, 127, 311, 793, 1651, 4043, 7747, 18971, 39497, 100711, 246623, 513461, 2409317, 31321121]

約数ペア:

[(1, 31321121), (13, 2409317), (61, 513461), (127, 246623), (311, 100711), (793, 39497), (1651, 18971), (4043, 7747)]