28425861

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2591}}^1$

素因数の和:2673

約数の個数: 24

約数和(自身を含む): 43670016

約数和(自身を除く): 15244155

約数列:

[1, 3, 9, 23, 53, 69, 159, 207, 477, 1219, 2591, 3657, 7773, 10971, 23319, 59593, 137323, 178779, 411969, 536337, 1235907, 3158429, 9475287, 28425861]

約数ペア:

[(1, 28425861), (3, 9475287), (9, 3158429), (23, 1235907), (53, 536337), (69, 411969), (159, 178779), (207, 137323), (477, 59593), (1219, 23319), (2591, 10971), (3657, 7773)]