28055205

素因数分解:

$3^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{2203}}^1$

素因数の和:2497

約数の個数: 24

約数和(自身を含む): 48823008

約数和(自身を除く): 20767803

約数列:

[1, 3, 5, 9, 15, 45, 283, 849, 1415, 2203, 2547, 4245, 6609, 11015, 12735, 19827, 33045, 99135, 623449, 1870347, 3117245, 5611041, 9351735, 28055205]

約数ペア:

[(1, 28055205), (3, 9351735), (5, 5611041), (9, 3117245), (15, 1870347), (45, 623449), (283, 99135), (849, 33045), (1415, 19827), (2203, 12735), (2547, 11015), (4245, 6609)]