28408264

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{433}}^1$

素因数の和:637

約数の個数: 32

約数和(自身を含む): 54684000

約数和(自身を除く): 26275736

約数列:

[1, 2, 4, 8, 59, 118, 139, 236, 278, 433, 472, 556, 866, 1112, 1732, 3464, 8201, 16402, 25547, 32804, 51094, 60187, 65608, 102188, 120374, 204376, 240748, 481496, 3551033, 7102066, 14204132, 28408264]

約数ペア:

[(1, 28408264), (2, 14204132), (4, 7102066), (8, 3551033), (59, 481496), (118, 240748), (139, 204376), (236, 120374), (278, 102188), (433, 65608), (472, 60187), (556, 51094), (866, 32804), (1112, 25547), (1732, 16402), (3464, 8201)]