311995216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1499977}}^1$

素因数の和:1499998

約数の個数: 20

約数和(自身を含む): 650990452

約数和(自身を除く): 338995236

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1499977, 2999954, 5999908, 11999816, 19499701, 23999632, 38999402, 77998804, 155997608, 311995216]

約数ペア:

[(1, 311995216), (2, 155997608), (4, 77998804), (8, 38999402), (13, 23999632), (16, 19499701), (26, 11999816), (52, 5999908), (104, 2999954), (208, 1499977)]