28954475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{499}}^1$

素因数の和:731

約数の個数: 24

約数和(自身を含む): 39432000

約数和(自身を除く): 10477525

約数列:

[1, 5, 11, 25, 55, 211, 275, 499, 1055, 2321, 2495, 5275, 5489, 11605, 12475, 27445, 58025, 105289, 137225, 526445, 1158179, 2632225, 5790895, 28954475]

約数ペア:

[(1, 28954475), (5, 5790895), (11, 2632225), (25, 1158179), (55, 526445), (211, 137225), (275, 105289), (499, 58025), (1055, 27445), (2321, 12475), (2495, 11605), (5275, 5489)]