131031828

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{8329}}^1$

素因数の和:8381

約数の個数: 72

約数和(自身を含む): 363854400

約数和(自身を除く): 232822572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 36, 38, 46, 57, 69, 76, 92, 114, 138, 171, 207, 228, 276, 342, 414, 437, 684, 828, 874, 1311, 1748, 2622, 3933, 5244, 7866, 8329, 15732, 16658, 24987, 33316, 49974, 74961, 99948, 149922, 158251, 191567, 299844, 316502, 383134, 474753, 574701, 633004, 766268, 949506, 1149402, 1424259, 1724103, 1899012, 2298804, 2848518, 3448206, 3639773, 5697036, 6896412, 7279546, 10919319, 14559092, 21838638, 32757957, 43677276, 65515914, 131031828]

約数ペア:

[(1, 131031828), (2, 65515914), (3, 43677276), (4, 32757957), (6, 21838638), (9, 14559092), (12, 10919319), (18, 7279546), (19, 6896412), (23, 5697036), (36, 3639773), (38, 3448206), (46, 2848518), (57, 2298804), (69, 1899012), (76, 1724103), (92, 1424259), (114, 1149402), (138, 949506), (171, 766268), (207, 633004), (228, 574701), (276, 474753), (342, 383134), (414, 316502), (437, 299844), (684, 191567), (828, 158251), (874, 149922), (1311, 99948), (1748, 74961), (2622, 49974), (3933, 33316), (5244, 24987), (7866, 16658), (8329, 15732)]