28225746

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1$

素因数の和:345

約数の個数: 80

約数和(自身を含む): 69025176

約数和(自身を除く): 40799430

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 37, 51, 54, 74, 81, 102, 111, 153, 162, 222, 277, 306, 333, 459, 554, 629, 666, 831, 918, 999, 1258, 1377, 1662, 1887, 1998, 2493, 2754, 2997, 3774, 4709, 4986, 5661, 5994, 7479, 9418, 10249, 11322, 14127, 14958, 16983, 20498, 22437, 28254, 30747, 33966, 42381, 44874, 50949, 61494, 84762, 92241, 101898, 127143, 174233, 184482, 254286, 276723, 348466, 381429, 522699, 553446, 762858, 830169, 1045398, 1568097, 1660338, 3136194, 4704291, 9408582, 14112873, 28225746]

約数ペア:

[(1, 28225746), (2, 14112873), (3, 9408582), (6, 4704291), (9, 3136194), (17, 1660338), (18, 1568097), (27, 1045398), (34, 830169), (37, 762858), (51, 553446), (54, 522699), (74, 381429), (81, 348466), (102, 276723), (111, 254286), (153, 184482), (162, 174233), (222, 127143), (277, 101898), (306, 92241), (333, 84762), (459, 61494), (554, 50949), (629, 44874), (666, 42381), (831, 33966), (918, 30747), (999, 28254), (1258, 22437), (1377, 20498), (1662, 16983), (1887, 14958), (1998, 14127), (2493, 11322), (2754, 10249), (2997, 9418), (3774, 7479), (4709, 5994), (4986, 5661)]