9719125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{5981}}^1$

素因数の和:6009

約数の個数: 16

約数和(自身を含む): 13064688

約数和(自身を除く): 3345563

約数列:

[1, 5, 13, 25, 65, 125, 325, 1625, 5981, 29905, 77753, 149525, 388765, 747625, 1943825, 9719125]

約数ペア:

[(1, 9719125), (5, 1943825), (13, 747625), (25, 388765), (65, 149525), (125, 77753), (325, 29905), (1625, 5981)]