172742471

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{1061}}^1$

素因数の和:1151

約数の個数: 24

約数和(自身を含む): 203929488

約数和(自身を除く): 31187017

約数列:

[1, 11, 19, 41, 209, 361, 451, 779, 1061, 3971, 8569, 11671, 14801, 20159, 43501, 162811, 221749, 383021, 478511, 826519, 4213231, 9091709, 15703861, 172742471]

約数ペア:

[(1, 172742471), (11, 15703861), (19, 9091709), (41, 4213231), (209, 826519), (361, 478511), (451, 383021), (779, 221749), (1061, 162811), (3971, 43501), (8569, 20159), (11671, 14801)]