28604835

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1279}}^1$

素因数の和:1368

約数の個数: 48

約数和(自身を含む): 57507840

約数和(自身を除く): 28903005

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 71, 105, 213, 315, 355, 497, 639, 1065, 1279, 1491, 2485, 3195, 3837, 4473, 6395, 7455, 8953, 11511, 19185, 22365, 26859, 44765, 57555, 80577, 90809, 134295, 272427, 402885, 454045, 635663, 817281, 1362135, 1906989, 3178315, 4086405, 5720967, 9534945, 28604835]

約数ペア:

[(1, 28604835), (3, 9534945), (5, 5720967), (7, 4086405), (9, 3178315), (15, 1906989), (21, 1362135), (35, 817281), (45, 635663), (63, 454045), (71, 402885), (105, 272427), (213, 134295), (315, 90809), (355, 80577), (497, 57555), (639, 44765), (1065, 26859), (1279, 22365), (1491, 19185), (2485, 11511), (3195, 8953), (3837, 7455), (4473, 6395)]