15297831

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{653}}^1$

素因数の和:815

約数の個数: 24

約数和(自身を含む): 23465520

約数和(自身を除く): 8167689

約数列:

[1, 3, 9, 19, 57, 137, 171, 411, 653, 1233, 1959, 2603, 5877, 7809, 12407, 23427, 37221, 89461, 111663, 268383, 805149, 1699759, 5099277, 15297831]

約数ペア:

[(1, 15297831), (3, 5099277), (9, 1699759), (19, 805149), (57, 268383), (137, 111663), (171, 89461), (411, 37221), (653, 23427), (1233, 12407), (1959, 7809), (2603, 5877)]