28656564

素因数分解:

$2^2\times 3^1\times {\mathrm{137}}^1\times {\mathrm{17431}}^1$

素因数の和:17575

約数の個数: 24

約数和(自身を含む): 67357248

約数和(自身を除く): 38700684

約数列:

[1, 2, 3, 4, 6, 12, 137, 274, 411, 548, 822, 1644, 17431, 34862, 52293, 69724, 104586, 209172, 2388047, 4776094, 7164141, 9552188, 14328282, 28656564]

約数ペア:

[(1, 28656564), (2, 14328282), (3, 9552188), (4, 7164141), (6, 4776094), (12, 2388047), (137, 209172), (274, 104586), (411, 69724), (548, 52293), (822, 34862), (1644, 17431)]