64572015

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{60631}}^1$

素因数の和:60710

約数の個数: 16

約数和(自身を含む): 104772096

約数和(自身を除く): 40200081

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 60631, 181893, 303155, 909465, 4304801, 12914403, 21524005, 64572015]

約数ペア:

[(1, 64572015), (3, 21524005), (5, 12914403), (15, 4304801), (71, 909465), (213, 303155), (355, 181893), (1065, 60631)]