520079200921

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{20719}}^1\times {\mathrm{123653}}^1$

素因数の和:144408

約数の個数: 16

約数和(自身を含む): 614906611200

約数和(自身を除く): 94827410279

約数列:

[1, 7, 29, 203, 20719, 123653, 145033, 600851, 865571, 3585937, 4205957, 25101559, 2561966507, 17933765549, 74297028703, 520079200921]

約数ペア:

[(1, 520079200921), (7, 74297028703), (29, 17933765549), (203, 2561966507), (20719, 25101559), (123653, 4205957), (145033, 3585937), (600851, 865571)]