16405493

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3907}}^1$

素因数の和:3956

約数の個数: 16

約数和(自身を含む): 19696320

約数和(自身を除く): 3290827

約数列:

[1, 13, 17, 19, 221, 247, 323, 3907, 4199, 50791, 66419, 74233, 863447, 965029, 1261961, 16405493]

約数ペア:

[(1, 16405493), (13, 1261961), (17, 965029), (19, 863447), (221, 74233), (247, 66419), (323, 50791), (3907, 4199)]