257788494

素因数分解:

$2^1\times 3^5\times {\mathrm{530429}}^1$

素因数の和:530446

約数の個数: 24

約数和(自身を含む): 579229560

約数和(自身を除く): 321441066

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 530429, 1060858, 1591287, 3182574, 4773861, 9547722, 14321583, 28643166, 42964749, 85929498, 128894247, 257788494]

約数ペア:

[(1, 257788494), (2, 128894247), (3, 85929498), (6, 42964749), (9, 28643166), (18, 14321583), (27, 9547722), (54, 4773861), (81, 3182574), (162, 1591287), (243, 1060858), (486, 530429)]