644348521

素因数分解:

${\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1\times {\mathrm{457}}^1$

素因数の和:864

約数の個数: 16

約数和(自身を含む): 667434240

約数和(自身を除く): 23085719

約数列:

[1, 47, 131, 229, 457, 6157, 10763, 21479, 29999, 59867, 104653, 1409953, 2813749, 4918691, 13709543, 644348521]

約数ペア:

[(1, 644348521), (47, 13709543), (131, 4918691), (229, 2813749), (457, 1409953), (6157, 104653), (10763, 59867), (21479, 29999)]