663581854

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{4001}}^1\times {\mathrm{6379}}^1$

素因数の和:10395

約数の個数: 16

約数和(自身を含む): 1072375920

約数和(自身を除く): 408794066

約数列:

[1, 2, 13, 26, 4001, 6379, 8002, 12758, 52013, 82927, 104026, 165854, 25522379, 51044758, 331790927, 663581854]

約数ペア:

[(1, 663581854), (2, 331790927), (13, 51044758), (26, 25522379), (4001, 165854), (6379, 104026), (8002, 82927), (12758, 52013)]