221331190868

素因数分解:

$2^2\times {\mathrm{479}}^1\times {\mathrm{1621}}^1\times {\mathrm{71263}}^1$

素因数の和:73367

約数の個数: 24

約数和(自身を含む): 388383098880

約数和(自身を除く): 167051908012

約数列:

[1, 2, 4, 479, 958, 1621, 1916, 3242, 6484, 71263, 142526, 285052, 776459, 1552918, 3105836, 34134977, 68269954, 115517323, 136539908, 231034646, 462069292, 55332797717, 110665595434, 221331190868]

約数ペア:

[(1, 221331190868), (2, 110665595434), (4, 55332797717), (479, 462069292), (958, 231034646), (1621, 136539908), (1916, 115517323), (3242, 68269954), (6484, 34134977), (71263, 3105836), (142526, 1552918), (285052, 776459)]