78615649

素因数分解:

$7^2\times {\mathrm{401}}^1\times {\mathrm{4001}}^1$

素因数の和:4416

約数の個数: 12

約数和(自身を含む): 91701828

約数和(自身を除く): 13086179

約数列:

[1, 7, 49, 401, 2807, 4001, 19649, 28007, 196049, 1604401, 11230807, 78615649]

約数ペア:

[(1, 78615649), (7, 11230807), (49, 1604401), (401, 196049), (2807, 28007), (4001, 19649)]