15172101

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3299}}^1$

素因数の和:3385

約数の個数: 24

約数和(自身を含む): 25396800

約数和(自身を除く): 10224699

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 511, 657, 1533, 3299, 4599, 9897, 23093, 29691, 69279, 207837, 240827, 722481, 1685789, 2167443, 5057367, 15172101]

約数ペア:

[(1, 15172101), (3, 5057367), (7, 2167443), (9, 1685789), (21, 722481), (63, 240827), (73, 207837), (219, 69279), (511, 29691), (657, 23093), (1533, 9897), (3299, 4599)]