16872225

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{9781}}^1$

素因数の和:9817

約数の個数: 24

約数和(自身を含む): 29111232

約数和(自身を除く): 12239007

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 345, 575, 1725, 9781, 29343, 48905, 146715, 224963, 244525, 674889, 733575, 1124815, 3374445, 5624075, 16872225]

約数ペア:

[(1, 16872225), (3, 5624075), (5, 3374445), (15, 1124815), (23, 733575), (25, 674889), (69, 244525), (75, 224963), (115, 146715), (345, 48905), (575, 29343), (1725, 9781)]