2528155

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{607}}^1$

素因数の和:643

約数の個数: 24

約数和(自身を含む): 3742848

約数和(自身を除く): 1214693

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 595, 607, 833, 3035, 4165, 4249, 10319, 21245, 29743, 51595, 72233, 148715, 361165, 505631, 2528155]

約数ペア:

[(1, 2528155), (5, 505631), (7, 361165), (17, 148715), (35, 72233), (49, 51595), (85, 29743), (119, 21245), (245, 10319), (595, 4249), (607, 4165), (833, 3035)]