31456165

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 42771456

約数和(自身を除く): 11315291

約数列:

[1, 5, 13, 31, 65, 67, 155, 233, 335, 403, 871, 1165, 2015, 2077, 3029, 4355, 7223, 10385, 15145, 15611, 27001, 36115, 78055, 93899, 135005, 202943, 469495, 483941, 1014715, 2419705, 6291233, 31456165]

約数ペア:

[(1, 31456165), (5, 6291233), (13, 2419705), (31, 1014715), (65, 483941), (67, 469495), (155, 202943), (233, 135005), (335, 93899), (403, 78055), (871, 36115), (1165, 27001), (2015, 15611), (2077, 15145), (3029, 10385), (4355, 7223)]