12259091

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{251}}^1$

素因数の和:311

約数の個数: 18

約数和(自身を含む): 14157612

約数和(自身を除く): 1898521

約数列:

[1, 13, 17, 169, 221, 251, 289, 2873, 3263, 3757, 4267, 42419, 48841, 55471, 72539, 721123, 943007, 12259091]

約数ペア:

[(1, 12259091), (13, 943007), (17, 721123), (169, 72539), (221, 55471), (251, 48841), (289, 42419), (2873, 4267), (3263, 3757)]