258424348

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{709957}}^1$

素因数の和:709981

約数の個数: 24

約数和(自身を含む): 556607072

約数和(自身を除く): 298182724

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 709957, 1419914, 2839828, 4969699, 9229441, 9939398, 18458882, 19878796, 36917764, 64606087, 129212174, 258424348]

約数ペア:

[(1, 258424348), (2, 129212174), (4, 64606087), (7, 36917764), (13, 19878796), (14, 18458882), (26, 9939398), (28, 9229441), (52, 4969699), (91, 2839828), (182, 1419914), (364, 709957)]