221285588

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{443}}^1\times {\mathrm{2657}}^1$

素因数の和:3151

約数の個数: 24

約数和(自身を含む): 396531072

約数和(自身を除く): 175245484

約数列:

[1, 2, 4, 47, 94, 188, 443, 886, 1772, 2657, 5314, 10628, 20821, 41642, 83284, 124879, 249758, 499516, 1177051, 2354102, 4708204, 55321397, 110642794, 221285588]

約数ペア:

[(1, 221285588), (2, 110642794), (4, 55321397), (47, 4708204), (94, 2354102), (188, 1177051), (443, 499516), (886, 249758), (1772, 124879), (2657, 83284), (5314, 41642), (10628, 20821)]