28051179

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{389}}^1$

素因数の和:491

約数の個数: 24

約数和(自身を含む): 41343120

約数和(自身を除く): 13291941

約数列:

[1, 3, 13, 39, 43, 129, 389, 559, 1167, 1677, 1849, 5057, 5547, 15171, 16727, 24037, 50181, 72111, 217451, 652353, 719261, 2157783, 9350393, 28051179]

約数ペア:

[(1, 28051179), (3, 9350393), (13, 2157783), (39, 719261), (43, 652353), (129, 217451), (389, 72111), (559, 50181), (1167, 24037), (1677, 16727), (1849, 15171), (5057, 5547)]