221301437

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{2797}}^1$

素因数の和:3020

約数の個数: 16

約数和(自身を含む): 257863680

約数和(自身を除く): 36562243

約数列:

[1, 7, 89, 127, 623, 889, 2797, 11303, 19579, 79121, 248933, 355219, 1742531, 2486533, 31614491, 221301437]

約数ペア:

[(1, 221301437), (7, 31614491), (89, 2486533), (127, 1742531), (623, 355219), (889, 248933), (2797, 79121), (11303, 19579)]