28651495

素因数分解:

$5^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1\times {\mathrm{277}}^1$

素因数の和:570

約数の個数: 16

約数和(自身を含む): 34987968

約数和(自身を除く): 6336473

約数列:

[1, 5, 137, 151, 277, 685, 755, 1385, 20687, 37949, 41827, 103435, 189745, 209135, 5730299, 28651495]

約数ペア:

[(1, 28651495), (5, 5730299), (137, 209135), (151, 189745), (277, 103435), (685, 41827), (755, 37949), (1385, 20687)]