201561676

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{362521}}^1$

素因数の和:362664

約数の個数: 12

約数和(自身を含む): 355271560

約数和(自身を除く): 153709884

約数列:

[1, 2, 4, 139, 278, 556, 362521, 725042, 1450084, 50390419, 100780838, 201561676]

約数ペア:

[(1, 201561676), (2, 100780838), (4, 50390419), (139, 1450084), (278, 725042), (556, 362521)]