201644667

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{647}}^1$

素因数の和:777

約数の個数: 64

約数和(自身を含む): 365783040

約数和(自身を除く): 164138373

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 97, 119, 153, 189, 291, 357, 459, 647, 679, 873, 1071, 1649, 1941, 2037, 2619, 3213, 4529, 4947, 5823, 6111, 10999, 11543, 13587, 14841, 17469, 18333, 32997, 34629, 40761, 44523, 62759, 76993, 98991, 103887, 122283, 188277, 230979, 296973, 311661, 439313, 564831, 692937, 1066903, 1317939, 1694493, 2078811, 3200709, 3953817, 7468321, 9602127, 11861451, 22404963, 28806381, 67214889, 201644667]

約数ペア:

[(1, 201644667), (3, 67214889), (7, 28806381), (9, 22404963), (17, 11861451), (21, 9602127), (27, 7468321), (51, 3953817), (63, 3200709), (97, 2078811), (119, 1694493), (153, 1317939), (189, 1066903), (291, 692937), (357, 564831), (459, 439313), (647, 311661), (679, 296973), (873, 230979), (1071, 188277), (1649, 122283), (1941, 103887), (2037, 98991), (2619, 76993), (3213, 62759), (4529, 44523), (4947, 40761), (5823, 34629), (6111, 32997), (10999, 18333), (11543, 17469), (13587, 14841)]