68707821

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{251677}}^1$

素因数の和:251700

約数の個数: 16

約数和(自身を含む): 112751744

約数和(自身を除く): 44043923

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 251677, 755031, 1761739, 3271801, 5285217, 9815403, 22902607, 68707821]

約数ペア:

[(1, 68707821), (3, 22902607), (7, 9815403), (13, 5285217), (21, 3271801), (39, 1761739), (91, 755031), (273, 251677)]