31173237

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{739}}^1$

素因数の和:897

約数の個数: 24

約数和(自身を含む): 46560800

約数和(自身を除く): 15387563

約数列:

[1, 3, 9, 43, 109, 129, 327, 387, 739, 981, 2217, 4687, 6651, 14061, 31777, 42183, 80551, 95331, 241653, 285993, 724959, 3463693, 10391079, 31173237]

約数ペア:

[(1, 31173237), (3, 10391079), (9, 3463693), (43, 724959), (109, 285993), (129, 241653), (327, 95331), (387, 80551), (739, 42183), (981, 31777), (2217, 14061), (4687, 6651)]