201621724

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{362629}}^1$

素因数の和:362772

約数の個数: 12

約数和(自身を含む): 355377400

約数和(自身を除く): 153755676

約数列:

[1, 2, 4, 139, 278, 556, 362629, 725258, 1450516, 50405431, 100810862, 201621724]

約数ペア:

[(1, 201621724), (2, 100810862), (4, 50405431), (139, 1450516), (278, 725258), (556, 362629)]