81905496111

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{49730113}}^1$

素因数の和:49730183

約数の個数: 16

約数和(自身を含む): 123330682720

約数和(自身を除く): 41425186609

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 49730113, 149190339, 447571017, 1342713051, 3033536893, 9100610679, 27301832037, 81905496111]

約数ペア:

[(1, 81905496111), (3, 27301832037), (9, 9100610679), (27, 3033536893), (61, 1342713051), (183, 447571017), (549, 149190339), (1647, 49730113)]