28821072

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2767}}^1$

素因数の和:2816

約数の個数: 80

約数和(自身を含む): 87867392

約数和(自身を除く): 59046320

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 651, 744, 868, 1302, 1488, 1736, 2604, 2767, 3472, 5208, 5534, 8301, 10416, 11068, 16602, 19369, 22136, 33204, 38738, 44272, 58107, 66408, 77476, 85777, 116214, 132816, 154952, 171554, 232428, 257331, 309904, 343108, 464856, 514662, 600439, 686216, 929712, 1029324, 1200878, 1372432, 1801317, 2058648, 2401756, 3602634, 4117296, 4803512, 7205268, 9607024, 14410536, 28821072]

約数ペア:

[(1, 28821072), (2, 14410536), (3, 9607024), (4, 7205268), (6, 4803512), (7, 4117296), (8, 3602634), (12, 2401756), (14, 2058648), (16, 1801317), (21, 1372432), (24, 1200878), (28, 1029324), (31, 929712), (42, 686216), (48, 600439), (56, 514662), (62, 464856), (84, 343108), (93, 309904), (112, 257331), (124, 232428), (168, 171554), (186, 154952), (217, 132816), (248, 116214), (336, 85777), (372, 77476), (434, 66408), (496, 58107), (651, 44272), (744, 38738), (868, 33204), (1302, 22136), (1488, 19369), (1736, 16602), (2604, 11068), (2767, 10416), (3472, 8301), (5208, 5534)]