85668639

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:200

約数の個数: 64

約数和(自身を含む): 143216640

約数和(自身を除く): 57548001

約数列:

[1, 3, 7, 21, 29, 41, 47, 73, 87, 123, 141, 203, 219, 287, 329, 511, 609, 861, 987, 1189, 1363, 1533, 1927, 2117, 2993, 3431, 3567, 4089, 5781, 6351, 8323, 8979, 9541, 10293, 13489, 14819, 20951, 24017, 24969, 28623, 40467, 44457, 55883, 62853, 72051, 86797, 99499, 140671, 167649, 260391, 298497, 391181, 422013, 607579, 696493, 984697, 1173543, 1822737, 2089479, 2954091, 4079459, 12238377, 28556213, 85668639]

約数ペア:

[(1, 85668639), (3, 28556213), (7, 12238377), (21, 4079459), (29, 2954091), (41, 2089479), (47, 1822737), (73, 1173543), (87, 984697), (123, 696493), (141, 607579), (203, 422013), (219, 391181), (287, 298497), (329, 260391), (511, 167649), (609, 140671), (861, 99499), (987, 86797), (1189, 72051), (1363, 62853), (1533, 55883), (1927, 44457), (2117, 40467), (2993, 28623), (3431, 24969), (3567, 24017), (4089, 20951), (5781, 14819), (6351, 13489), (8323, 10293), (8979, 9541)]