858381412

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{479}}^1$

素因数の和:761

約数の個数: 72

約数和(自身を含む): 1801820160

約数和(自身を除く): 943438748

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 82, 98, 164, 196, 223, 287, 446, 479, 574, 892, 958, 1148, 1561, 1916, 2009, 3122, 3353, 4018, 6244, 6706, 8036, 9143, 10927, 13412, 18286, 19639, 21854, 23471, 36572, 39278, 43708, 46942, 64001, 78556, 93884, 106817, 128002, 137473, 213634, 256004, 274946, 427268, 448007, 549892, 747719, 896014, 962311, 1495438, 1792028, 1924622, 2990876, 3849244, 4379497, 5234033, 8758994, 10468066, 17517988, 20936132, 30656479, 61312958, 122625916, 214595353, 429190706, 858381412]

約数ペア:

[(1, 858381412), (2, 429190706), (4, 214595353), (7, 122625916), (14, 61312958), (28, 30656479), (41, 20936132), (49, 17517988), (82, 10468066), (98, 8758994), (164, 5234033), (196, 4379497), (223, 3849244), (287, 2990876), (446, 1924622), (479, 1792028), (574, 1495438), (892, 962311), (958, 896014), (1148, 747719), (1561, 549892), (1916, 448007), (2009, 427268), (3122, 274946), (3353, 256004), (4018, 213634), (6244, 137473), (6706, 128002), (8036, 106817), (9143, 93884), (10927, 78556), (13412, 64001), (18286, 46942), (19639, 43708), (21854, 39278), (23471, 36572)]