257777226

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{2045851}}^1$

素因数の和:2045866

約数の個数: 24

約数和(自身を含む): 638305824

約数和(自身を除く): 380528598

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 2045851, 4091702, 6137553, 12275106, 14320957, 18412659, 28641914, 36825318, 42962871, 85925742, 128888613, 257777226]

約数ペア:

[(1, 257777226), (2, 128888613), (3, 85925742), (6, 42962871), (7, 36825318), (9, 28641914), (14, 18412659), (18, 14320957), (21, 12275106), (42, 6137553), (63, 4091702), (126, 2045851)]