28113745

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1499}}^1$

素因数の和:1557

約数の個数: 24

約数和(自身を含む): 38304000

約数和(自身を除く): 10190255

約数列:

[1, 5, 11, 31, 55, 121, 155, 341, 605, 1499, 1705, 3751, 7495, 16489, 18755, 46469, 82445, 181379, 232345, 511159, 906895, 2555795, 5622749, 28113745]

約数ペア:

[(1, 28113745), (5, 5622749), (11, 2555795), (31, 906895), (55, 511159), (121, 232345), (155, 181379), (341, 82445), (605, 46469), (1499, 18755), (1705, 16489), (3751, 7495)]