22281425

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:533

約数の個数: 24

約数和(自身を含む): 29042040

約数和(自身を除く): 6760615

約数列:

[1, 5, 25, 29, 73, 145, 365, 421, 725, 1825, 2105, 2117, 10525, 10585, 12209, 30733, 52925, 61045, 153665, 305225, 768325, 891257, 4456285, 22281425]

約数ペア:

[(1, 22281425), (5, 4456285), (25, 891257), (29, 768325), (73, 305225), (145, 153665), (365, 61045), (421, 52925), (725, 30733), (1825, 12209), (2105, 10585), (2117, 10525)]