2231645

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:189

約数の個数: 24

約数和(自身を含む): 3074400

約数和(自身を除く): 842755

約数列:

[1, 5, 13, 19, 65, 95, 139, 169, 247, 695, 845, 1235, 1807, 2641, 3211, 9035, 13205, 16055, 23491, 34333, 117455, 171665, 446329, 2231645]

約数ペア:

[(1, 2231645), (5, 446329), (13, 171665), (19, 117455), (65, 34333), (95, 23491), (139, 16055), (169, 13205), (247, 9035), (695, 3211), (845, 2641), (1235, 1807)]