28085463

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{5009}}^1$

素因数の和:5111

約数の個数: 24

約数和(自身を含む): 46893600

約数和(自身を除く): 18808137

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1869, 5009, 5607, 15027, 35063, 45081, 105189, 315567, 445801, 1337403, 3120607, 4012209, 9361821, 28085463]

約数ペア:

[(1, 28085463), (3, 9361821), (7, 4012209), (9, 3120607), (21, 1337403), (63, 445801), (89, 315567), (267, 105189), (623, 45081), (801, 35063), (1869, 15027), (5009, 5607)]