16680651

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{22511}}^1$

素因数の和:22546

約数の個数: 16

約数和(自身を含む): 25213440

約数和(自身を除く): 8532789

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 22511, 67533, 292643, 427709, 877929, 1283127, 5560217, 16680651]

約数ペア:

[(1, 16680651), (3, 5560217), (13, 1283127), (19, 877929), (39, 427709), (57, 292643), (247, 67533), (741, 22511)]