81668561

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{16067}}^1$

素因数の和:16120

約数の個数: 16

約数和(自身を含む): 97179264

約数和(自身を除く): 15510703

約数列:

[1, 13, 17, 23, 221, 299, 391, 5083, 16067, 208871, 273139, 369541, 3550807, 4804033, 6282197, 81668561]

約数ペア:

[(1, 81668561), (13, 6282197), (17, 4804033), (23, 3550807), (221, 369541), (299, 273139), (391, 208871), (5083, 16067)]