261909776

素因数分解:

$2^4\times {\mathrm{2633}}^1\times {\mathrm{6217}}^1$

素因数の和:8858

約数の個数: 20

約数和(自身を含む): 507724572

約数和(自身を除く): 245814796

約数列:

[1, 2, 4, 8, 16, 2633, 5266, 6217, 10532, 12434, 21064, 24868, 42128, 49736, 99472, 16369361, 32738722, 65477444, 130954888, 261909776]

約数ペア:

[(1, 261909776), (2, 130954888), (4, 65477444), (8, 32738722), (16, 16369361), (2633, 99472), (5266, 49736), (6217, 42128), (10532, 24868), (12434, 21064)]