81479458

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{3851}}^1$

素因数の和:4073

約数の個数: 16

約数和(自身を含む): 124804800

約数和(自身を除く): 43325342

約数列:

[1, 2, 71, 142, 149, 298, 3851, 7702, 10579, 21158, 273421, 546842, 573799, 1147598, 40739729, 81479458]

約数ペア:

[(1, 81479458), (2, 40739729), (71, 1147598), (142, 573799), (149, 546842), (298, 273421), (3851, 21158), (7702, 10579)]