2166775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:195

約数の個数: 24

約数和(自身を含む): 2968560

約数和(自身を除く): 801785

約数列:

[1, 5, 13, 25, 59, 65, 113, 295, 325, 565, 767, 1469, 1475, 2825, 3835, 6667, 7345, 19175, 33335, 36725, 86671, 166675, 433355, 2166775]

約数ペア:

[(1, 2166775), (5, 433355), (13, 166675), (25, 86671), (59, 36725), (65, 33335), (113, 19175), (295, 7345), (325, 6667), (565, 3835), (767, 2825), (1469, 1475)]