289380976

素因数分解:

$2^4\times {\mathrm{4421}}^1\times {\mathrm{4091}}^1$

素因数の和:8520

約数の個数: 20

約数和(自身を含む): 560939544

約数和(自身を除く): 271558568

約数列:

[1, 2, 4, 8, 16, 4091, 4421, 8182, 8842, 16364, 17684, 32728, 35368, 65456, 70736, 18086311, 36172622, 72345244, 144690488, 289380976]

約数ペア:

[(1, 289380976), (2, 144690488), (4, 72345244), (8, 36172622), (16, 18086311), (4091, 70736), (4421, 65456), (8182, 35368), (8842, 32728), (16364, 17684)]