117640865

素因数分解:

$5^1\times {\mathrm{173}}^1\times {\mathrm{307}}^1\times {\mathrm{443}}^1$

素因数の和:928

約数の個数: 16

約数和(自身を含む): 142769088

約数和(自身を除く): 25128223

約数列:

[1, 5, 173, 307, 443, 865, 1535, 2215, 53111, 76639, 136001, 265555, 383195, 680005, 23528173, 117640865]

約数ペア:

[(1, 117640865), (5, 23528173), (173, 680005), (307, 383195), (443, 265555), (865, 136001), (1535, 76639), (2215, 53111)]