438022

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{991}}^1$

素因数の和:1023

約数の個数: 16

約数和(自身を含む): 749952

約数和(自身を除く): 311930

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 991, 1982, 12883, 16847, 25766, 33694, 219011, 438022]

約数ペア:

[(1, 438022), (2, 219011), (13, 33694), (17, 25766), (26, 16847), (34, 12883), (221, 1982), (442, 991)]