11717875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{7211}}^1$

素因数の和:7239

約数の個数: 16

約数和(自身を含む): 15751008

約数和(自身を除く): 4033133

約数列:

[1, 5, 13, 25, 65, 125, 325, 1625, 7211, 36055, 93743, 180275, 468715, 901375, 2343575, 11717875]

約数ペア:

[(1, 11717875), (5, 2343575), (13, 901375), (25, 468715), (65, 180275), (125, 93743), (325, 36055), (1625, 7211)]