16386981

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{3067}}^1$

素因数の和:3220

約数の個数: 16

約数和(自身を含む): 23709504

約数和(自身を除く): 7322523

約数列:

[1, 3, 13, 39, 137, 411, 1781, 3067, 5343, 9201, 39871, 119613, 420179, 1260537, 5462327, 16386981]

約数ペア:

[(1, 16386981), (3, 5462327), (13, 1260537), (39, 420179), (137, 119613), (411, 39871), (1781, 9201), (3067, 5343)]