28066545

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47977}}^1$

素因数の和:48001

約数の個数: 24

約数和(自身を含む): 52391976

約数和(自身を除く): 24325431

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 47977, 143931, 239885, 431793, 623701, 719655, 1871103, 2158965, 3118505, 5613309, 9355515, 28066545]

約数ペア:

[(1, 28066545), (3, 9355515), (5, 5613309), (9, 3118505), (13, 2158965), (15, 1871103), (39, 719655), (45, 623701), (65, 431793), (117, 239885), (195, 143931), (585, 47977)]