28906830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{321187}}^1$

素因数の和:321200

約数の個数: 24

約数和(自身を含む): 75157992

約数和(自身を除く): 46251162

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 321187, 642374, 963561, 1605935, 1927122, 2890683, 3211870, 4817805, 5781366, 9635610, 14453415, 28906830]

約数ペア:

[(1, 28906830), (2, 14453415), (3, 9635610), (5, 5781366), (6, 4817805), (9, 3211870), (10, 2890683), (15, 1927122), (18, 1605935), (30, 963561), (45, 642374), (90, 321187)]