31421338

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71089}}^1$

素因数の和:71121

約数の個数: 16

約数和(自身を含む): 53744040

約数和(自身を除く): 22322702

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 71089, 142178, 924157, 1208513, 1848314, 2417026, 15710669, 31421338]

約数ペア:

[(1, 31421338), (2, 15710669), (13, 2417026), (17, 1848314), (26, 1208513), (34, 924157), (221, 142178), (442, 71089)]