28918435

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{4889}}^1$

素因数の和:4927

約数の個数: 24

約数和(自身を含む): 42953760

約数和(自身を除く): 14035325

約数列:

[1, 5, 7, 13, 35, 65, 91, 169, 455, 845, 1183, 4889, 5915, 24445, 34223, 63557, 171115, 317785, 444899, 826241, 2224495, 4131205, 5783687, 28918435]

約数ペア:

[(1, 28918435), (5, 5783687), (7, 4131205), (13, 2224495), (35, 826241), (65, 444899), (91, 317785), (169, 171115), (455, 63557), (845, 34223), (1183, 24445), (4889, 5915)]