2745211

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:123

約数の個数: 24

約数和(自身を含む): 3536640

約数和(自身を除く): 791429

約数列:

[1, 7, 17, 23, 59, 119, 161, 289, 391, 413, 1003, 1357, 2023, 2737, 6647, 7021, 9499, 17051, 23069, 46529, 119357, 161483, 392173, 2745211]

約数ペア:

[(1, 2745211), (7, 392173), (17, 161483), (23, 119357), (59, 46529), (119, 23069), (161, 17051), (289, 9499), (391, 7021), (413, 6647), (1003, 2737), (1357, 2023)]