1281906

素因数分解:

$2^1\times 3^4\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:248

約数の個数: 40

約数和(自身を含む): 2957724

約数和(自身を除く): 1675818

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 81, 82, 123, 162, 193, 246, 369, 386, 579, 738, 1107, 1158, 1737, 2214, 3321, 3474, 5211, 6642, 7913, 10422, 15633, 15826, 23739, 31266, 47478, 71217, 142434, 213651, 427302, 640953, 1281906]

約数ペア:

[(1, 1281906), (2, 640953), (3, 427302), (6, 213651), (9, 142434), (18, 71217), (27, 47478), (41, 31266), (54, 23739), (81, 15826), (82, 15633), (123, 10422), (162, 7913), (193, 6642), (246, 5211), (369, 3474), (386, 3321), (579, 2214), (738, 1737), (1107, 1158)]