81907553

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{1721}}^1$

素因数の和:2264

約数の個数: 16

約数和(自身を含む): 101060736

約数和(自身を除く): 19153183

約数列:

[1, 7, 13, 91, 523, 1721, 3661, 6799, 12047, 22373, 47593, 156611, 900083, 6300581, 11701079, 81907553]

約数ペア:

[(1, 81907553), (7, 11701079), (13, 6300581), (91, 900083), (523, 156611), (1721, 47593), (3661, 22373), (6799, 12047)]