80240017

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{2539}}^1$

素因数の和:2593

約数の個数: 24

約数和(自身を含む): 100401120

約数和(自身を除く): 20161103

約数列:

[1, 11, 13, 17, 143, 169, 187, 221, 1859, 2431, 2539, 2873, 27929, 31603, 33007, 43163, 363077, 429091, 474793, 561119, 4720001, 6172309, 7294547, 80240017]

約数ペア:

[(1, 80240017), (11, 7294547), (13, 6172309), (17, 4720001), (143, 561119), (169, 474793), (187, 429091), (221, 363077), (1859, 43163), (2431, 33007), (2539, 31603), (2873, 27929)]