90985268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{13171}}^1$

素因数の和:13343

約数の個数: 24

約数和(自身を含む): 174818784

約数和(自身を除く): 83833516

約数列:

[1, 2, 4, 11, 22, 44, 157, 314, 628, 1727, 3454, 6908, 13171, 26342, 52684, 144881, 289762, 579524, 2067847, 4135694, 8271388, 22746317, 45492634, 90985268]

約数ペア:

[(1, 90985268), (2, 45492634), (4, 22746317), (11, 8271388), (22, 4135694), (44, 2067847), (157, 579524), (314, 289762), (628, 144881), (1727, 52684), (3454, 26342), (6908, 13171)]