28056555

素因数分解:

$3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{4129}}^1$

素因数の和:4291

約数の個数: 24

約数和(自身を含む): 48965280

約数和(自身を除く): 20908725

約数列:

[1, 3, 5, 9, 15, 45, 151, 453, 755, 1359, 2265, 4129, 6795, 12387, 20645, 37161, 61935, 185805, 623479, 1870437, 3117395, 5611311, 9352185, 28056555]

約数ペア:

[(1, 28056555), (3, 9352185), (5, 5611311), (9, 3117395), (15, 1870437), (45, 623479), (151, 185805), (453, 61935), (755, 37161), (1359, 20645), (2265, 12387), (4129, 6795)]