9138025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{907}}^1$

素因数の和:961

約数の個数: 24

約数和(自身を含む): 12610304

約数和(自身を除く): 3472279

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 907, 2015, 4535, 10075, 11791, 22675, 28117, 58955, 140585, 294775, 365521, 702925, 1827605, 9138025]

約数ペア:

[(1, 9138025), (5, 1827605), (13, 702925), (25, 365521), (31, 294775), (65, 140585), (155, 58955), (325, 28117), (403, 22675), (775, 11791), (907, 10075), (2015, 4535)]