13020891

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2437}}^1$

素因数の和:2590

約数の個数: 16

約数和(自身を含む): 18840864

約数和(自身を除く): 5819973

約数列:

[1, 3, 13, 39, 137, 411, 1781, 2437, 5343, 7311, 31681, 95043, 333869, 1001607, 4340297, 13020891]

約数ペア:

[(1, 13020891), (3, 4340297), (13, 1001607), (39, 333869), (137, 95043), (411, 31681), (1781, 7311), (2437, 5343)]