198444961

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 256196304

約数和(自身を除く): 57751343

約数列:

[1, 11, 13, 17, 41, 121, 143, 181, 187, 221, 451, 533, 697, 1573, 1991, 2057, 2353, 2431, 3077, 4961, 5863, 7421, 7667, 9061, 21901, 25883, 26741, 33847, 40001, 64493, 81631, 84337, 96473, 99671, 126157, 284713, 372317, 440011, 897941, 1061203, 1096381, 1387727, 1640041, 4840121, 11673233, 15264997, 18040451, 198444961]

約数ペア:

[(1, 198444961), (11, 18040451), (13, 15264997), (17, 11673233), (41, 4840121), (121, 1640041), (143, 1387727), (181, 1096381), (187, 1061203), (221, 897941), (451, 440011), (533, 372317), (697, 284713), (1573, 126157), (1991, 99671), (2057, 96473), (2353, 84337), (2431, 81631), (3077, 64493), (4961, 40001), (5863, 33847), (7421, 26741), (7667, 25883), (9061, 21901)]