28605366

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:290

約数の個数: 64

約数和(自身を含む): 66393600

約数和(自身を除く): 37788234

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 103, 111, 139, 206, 222, 278, 309, 333, 417, 618, 666, 834, 927, 999, 1251, 1854, 1998, 2502, 2781, 3753, 3811, 5143, 5562, 7506, 7622, 10286, 11433, 14317, 15429, 22866, 28634, 30858, 34299, 42951, 46287, 68598, 85902, 92574, 102897, 128853, 138861, 205794, 257706, 277722, 386559, 529729, 773118, 1059458, 1589187, 3178374, 4767561, 9535122, 14302683, 28605366]

約数ペア:

[(1, 28605366), (2, 14302683), (3, 9535122), (6, 4767561), (9, 3178374), (18, 1589187), (27, 1059458), (37, 773118), (54, 529729), (74, 386559), (103, 277722), (111, 257706), (139, 205794), (206, 138861), (222, 128853), (278, 102897), (309, 92574), (333, 85902), (417, 68598), (618, 46287), (666, 42951), (834, 34299), (927, 30858), (999, 28634), (1251, 22866), (1854, 15429), (1998, 14317), (2502, 11433), (2781, 10286), (3753, 7622), (3811, 7506), (5143, 5562)]