25037181

素因数分解:

$3^4\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:128

約数の個数: 60

約数和(自身を含む): 42514560

約数和(自身を除く): 17477379

約数列:

[1, 3, 9, 13, 27, 31, 39, 59, 81, 93, 117, 169, 177, 279, 351, 403, 507, 531, 767, 837, 1053, 1209, 1521, 1593, 1829, 2301, 2511, 3627, 4563, 4779, 5239, 5487, 6903, 9971, 10881, 13689, 15717, 16461, 20709, 23777, 29913, 32643, 47151, 49383, 62127, 71331, 89739, 141453, 148149, 213993, 269217, 309101, 424359, 641979, 807651, 927303, 1925937, 2781909, 8345727, 25037181]

約数ペア:

[(1, 25037181), (3, 8345727), (9, 2781909), (13, 1925937), (27, 927303), (31, 807651), (39, 641979), (59, 424359), (81, 309101), (93, 269217), (117, 213993), (169, 148149), (177, 141453), (279, 89739), (351, 71331), (403, 62127), (507, 49383), (531, 47151), (767, 32643), (837, 29913), (1053, 23777), (1209, 20709), (1521, 16461), (1593, 15717), (1829, 13689), (2301, 10881), (2511, 9971), (3627, 6903), (4563, 5487), (4779, 5239)]