247668848

素因数分解:

$2^4\times 7^1\times {\mathrm{2211329}}^1$

素因数の和:2211344

約数の個数: 20

約数和(自身を含む): 548409840

約数和(自身を除く): 300740992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2211329, 4422658, 8845316, 15479303, 17690632, 30958606, 35381264, 61917212, 123834424, 247668848]

約数ペア:

[(1, 247668848), (2, 123834424), (4, 61917212), (7, 35381264), (8, 30958606), (14, 17690632), (16, 15479303), (28, 8845316), (56, 4422658), (112, 2211329)]