22278725

素因数分解:

$5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2087}}^1$

素因数の和:2165

約数の個数: 24

約数和(自身を含む): 32105088

約数和(自身を除く): 9826363

約数列:

[1, 5, 7, 25, 35, 61, 175, 305, 427, 1525, 2087, 2135, 10435, 10675, 14609, 52175, 73045, 127307, 365225, 636535, 891149, 3182675, 4455745, 22278725]

約数ペア:

[(1, 22278725), (5, 4455745), (7, 3182675), (25, 891149), (35, 636535), (61, 365225), (175, 127307), (305, 73045), (427, 52175), (1525, 14609), (2087, 10675), (2135, 10435)]