28093005

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{27143}}^1$

素因数の和:27177

約数の個数: 24

約数和(自身を含む): 50813568

約数和(自身を除く): 22720563

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 27143, 81429, 135715, 244287, 407145, 624289, 1221435, 1872867, 3121445, 5618601, 9364335, 28093005]

約数ペア:

[(1, 28093005), (3, 9364335), (5, 5618601), (9, 3121445), (15, 1872867), (23, 1221435), (45, 624289), (69, 407145), (115, 244287), (207, 135715), (345, 81429), (1035, 27143)]