28714672

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:266

約数の個数: 80

約数和(自身を含む): 67709952

約数和(自身を除く): 38995280

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 71, 92, 112, 142, 157, 161, 184, 284, 314, 322, 368, 497, 568, 628, 644, 994, 1099, 1136, 1256, 1288, 1633, 1988, 2198, 2512, 2576, 3266, 3611, 3976, 4396, 6532, 7222, 7952, 8792, 11147, 11431, 13064, 14444, 17584, 22294, 22862, 25277, 26128, 28888, 44588, 45724, 50554, 57776, 78029, 89176, 91448, 101108, 156058, 178352, 182896, 202216, 256381, 312116, 404432, 512762, 624232, 1025524, 1248464, 1794667, 2051048, 3589334, 4102096, 7178668, 14357336, 28714672]

約数ペア:

[(1, 28714672), (2, 14357336), (4, 7178668), (7, 4102096), (8, 3589334), (14, 2051048), (16, 1794667), (23, 1248464), (28, 1025524), (46, 624232), (56, 512762), (71, 404432), (92, 312116), (112, 256381), (142, 202216), (157, 182896), (161, 178352), (184, 156058), (284, 101108), (314, 91448), (322, 89176), (368, 78029), (497, 57776), (568, 50554), (628, 45724), (644, 44588), (994, 28888), (1099, 26128), (1136, 25277), (1256, 22862), (1288, 22294), (1633, 17584), (1988, 14444), (2198, 13064), (2512, 11431), (2576, 11147), (3266, 8792), (3611, 7952), (3976, 7222), (4396, 6532)]