13205830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{443}}^1$

素因数の和:732

約数の個数: 32

約数和(自身を含む): 26085888

約数和(自身を除く): 12880058

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 271, 443, 542, 886, 1355, 2215, 2710, 2981, 4430, 4873, 5962, 9746, 14905, 24365, 29810, 48730, 120053, 240106, 600265, 1200530, 1320583, 2641166, 6602915, 13205830]

約数ペア:

[(1, 13205830), (2, 6602915), (5, 2641166), (10, 1320583), (11, 1200530), (22, 600265), (55, 240106), (110, 120053), (271, 48730), (443, 29810), (542, 24365), (886, 14905), (1355, 9746), (2215, 5962), (2710, 4873), (2981, 4430)]