355667084

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{639689}}^1$

素因数の和:639832

約数の個数: 12

約数和(自身を含む): 626896200

約数和(自身を除く): 271229116

約数列:

[1, 2, 4, 139, 278, 556, 639689, 1279378, 2558756, 88916771, 177833542, 355667084]

約数ペア:

[(1, 355667084), (2, 177833542), (4, 88916771), (139, 2558756), (278, 1279378), (556, 639689)]