9217985

素因数分解:

$5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2557}}^1$

素因数の和:2672

約数の個数: 16

約数和(自身を含む): 12769536

約数和(自身を除く): 3551551

約数列:

[1, 5, 7, 35, 103, 515, 721, 2557, 3605, 12785, 17899, 89495, 263371, 1316855, 1843597, 9217985]

約数ペア:

[(1, 9217985), (5, 1843597), (7, 1316855), (35, 263371), (103, 89495), (515, 17899), (721, 12785), (2557, 3605)]