87639223

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{2441}}^1$

素因数の和:2694

約数の個数: 16

約数和(自身を含む): 105025536

約数和(自身を除く): 17386313

約数列:

[1, 7, 23, 161, 223, 1561, 2441, 5129, 17087, 35903, 56143, 393001, 544343, 3810401, 12519889, 87639223]

約数ペア:

[(1, 87639223), (7, 12519889), (23, 3810401), (161, 544343), (223, 393001), (1561, 56143), (2441, 35903), (5129, 17087)]