68704503

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{23537}}^1$

素因数の和:23686

約数の個数: 16

約数和(自身を含む): 105450240

約数和(自身を除く): 36745737

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 23537, 70611, 164759, 494277, 3271643, 9814929, 22901501, 68704503]

約数ペア:

[(1, 68704503), (3, 22901501), (7, 9814929), (21, 3271643), (139, 494277), (417, 164759), (973, 70611), (2919, 23537)]