28564425

素因数分解:

$3^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{1607}}^1$

素因数の和:1702

約数の個数: 36

約数和(自身を含む): 51841920

約数和(自身を除く): 23277495

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 79, 225, 237, 395, 711, 1185, 1607, 1975, 3555, 4821, 5925, 8035, 14463, 17775, 24105, 40175, 72315, 120525, 126953, 361575, 380859, 634765, 1142577, 1904295, 3173825, 5712885, 9521475, 28564425]

約数ペア:

[(1, 28564425), (3, 9521475), (5, 5712885), (9, 3173825), (15, 1904295), (25, 1142577), (45, 634765), (75, 380859), (79, 361575), (225, 126953), (237, 120525), (395, 72315), (711, 40175), (1185, 24105), (1607, 17775), (1975, 14463), (3555, 8035), (4821, 5925)]