28668105

素因数分解:

$3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{4219}}^1$

素因数の和:4381

約数の個数: 24

約数和(自身を含む): 50032320

約数和(自身を除く): 21364215

約数列:

[1, 3, 5, 9, 15, 45, 151, 453, 755, 1359, 2265, 4219, 6795, 12657, 21095, 37971, 63285, 189855, 637069, 1911207, 3185345, 5733621, 9556035, 28668105]

約数ペア:

[(1, 28668105), (3, 9556035), (5, 5733621), (9, 3185345), (15, 1911207), (45, 637069), (151, 189855), (453, 63285), (755, 37971), (1359, 21095), (2265, 12657), (4219, 6795)]