28753365

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{433}}^1$

素因数の和:693

約数の個数: 32

約数和(自身を含む): 48746880

約数和(自身を除く): 19993515

約数列:

[1, 3, 5, 15, 19, 57, 95, 233, 285, 433, 699, 1165, 1299, 2165, 3495, 4427, 6495, 8227, 13281, 22135, 24681, 41135, 66405, 100889, 123405, 302667, 504445, 1513335, 1916891, 5750673, 9584455, 28753365]

約数ペア:

[(1, 28753365), (3, 9584455), (5, 5750673), (15, 1916891), (19, 1513335), (57, 504445), (95, 302667), (233, 123405), (285, 100889), (433, 66405), (699, 41135), (1165, 24681), (1299, 22135), (2165, 13281), (3495, 8227), (4427, 6495)]