81857737

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{587}}^1\times {\mathrm{631}}^1$

素因数の和:1248

約数の個数: 16

約数和(自身を含む): 93647232

約数和(自身を除く): 11789495

約数列:

[1, 13, 17, 221, 587, 631, 7631, 8203, 9979, 10727, 129727, 139451, 370397, 4815161, 6296749, 81857737]

約数ペア:

[(1, 81857737), (13, 6296749), (17, 4815161), (221, 370397), (587, 139451), (631, 129727), (7631, 10727), (8203, 9979)]