12920017

素因数分解:

${\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{571}}^1$

素因数の和:621

約数の個数: 16

約数和(自身を含む): 15073344

約数和(自身を除く): 2153327

約数列:

[1, 11, 17, 121, 187, 571, 1331, 2057, 6281, 9707, 22627, 69091, 106777, 760001, 1174547, 12920017]

約数ペア:

[(1, 12920017), (11, 1174547), (17, 760001), (121, 106777), (187, 69091), (571, 22627), (1331, 9707), (2057, 6281)]