278399324195

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{24151}}^1\times {\mathrm{135617}}^1$

素因数の和:159790

約数の個数: 16

約数和(自身を含む): 353748161088

約数和(自身を除く): 75348836893

約数列:

[1, 5, 17, 85, 24151, 120755, 135617, 410567, 678085, 2052835, 2305489, 11527445, 3275286167, 16376430835, 55679864839, 278399324195]

約数ペア:

[(1, 278399324195), (5, 55679864839), (17, 16376430835), (85, 3275286167), (24151, 11527445), (120755, 2305489), (135617, 2052835), (410567, 678085)]