28201745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{39443}}^1$

素因数の和:39472

約数の個数: 16

約数和(自身を含む): 39759552

約数和(自身を除く): 11557807

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 39443, 197215, 433873, 512759, 2169365, 2563795, 5640349, 28201745]

約数ペア:

[(1, 28201745), (5, 5640349), (11, 2563795), (13, 2169365), (55, 512759), (65, 433873), (143, 197215), (715, 39443)]