31420495105

素因数分解:

$5^1\times {\mathrm{421}}^1\times {\mathrm{821}}^1\times {\mathrm{18181}}^1$

素因数の和:19428

約数の個数: 16

約数和(自身を含む): 37842269328

約数和(自身を除く): 6421774223

約数列:

[1, 5, 421, 821, 2105, 4105, 18181, 90905, 345641, 1728205, 7654201, 14926601, 38271005, 74633005, 6284099021, 31420495105]

約数ペア:

[(1, 31420495105), (5, 6284099021), (421, 74633005), (821, 38271005), (2105, 14926601), (4105, 7654201), (18181, 1728205), (90905, 345641)]