621845812

素因数分解:

$2^2\times 7^1\times {\mathrm{22208779}}^1$

素因数の和:22208790

約数の個数: 12

約数和(自身を含む): 1243691680

約数和(自身を除く): 621845868

約数列:

[1, 2, 4, 7, 14, 28, 22208779, 44417558, 88835116, 155461453, 310922906, 621845812]

約数ペア:

[(1, 621845812), (2, 310922906), (4, 155461453), (7, 88835116), (14, 44417558), (28, 22208779)]