28971144

素因数分解:

$2^3\times 3^2\times {\mathrm{211}}^1\times {\mathrm{1907}}^1$

素因数の和:2130

約数の個数: 48

約数和(自身を含む): 78876720

約数和(自身を除く): 49905576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 211, 422, 633, 844, 1266, 1688, 1899, 1907, 2532, 3798, 3814, 5064, 5721, 7596, 7628, 11442, 15192, 15256, 17163, 22884, 34326, 45768, 68652, 137304, 402377, 804754, 1207131, 1609508, 2414262, 3219016, 3621393, 4828524, 7242786, 9657048, 14485572, 28971144]

約数ペア:

[(1, 28971144), (2, 14485572), (3, 9657048), (4, 7242786), (6, 4828524), (8, 3621393), (9, 3219016), (12, 2414262), (18, 1609508), (24, 1207131), (36, 804754), (72, 402377), (211, 137304), (422, 68652), (633, 45768), (844, 34326), (1266, 22884), (1688, 17163), (1899, 15256), (1907, 15192), (2532, 11442), (3798, 7628), (3814, 7596), (5064, 5721)]