28267535

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1997}}^1$

素因数の和:2170

約数の個数: 16

約数和(自身を含む): 35964000

約数和(自身を除く): 7696465

約数列:

[1, 5, 19, 95, 149, 745, 1997, 2831, 9985, 14155, 37943, 189715, 297553, 1487765, 5653507, 28267535]

約数ペア:

[(1, 28267535), (5, 5653507), (19, 1487765), (95, 297553), (149, 189715), (745, 37943), (1997, 14155), (2831, 9985)]