628863732

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{997}}^1\times {\mathrm{2503}}^1$

素因数の和:3517

約数の個数: 72

約数和(自身を含む): 1819266176

約数和(自身を除く): 1190402444

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 997, 1994, 2503, 2991, 3988, 5006, 5982, 6979, 7509, 8973, 10012, 11964, 13958, 15018, 17521, 17946, 20937, 22527, 27916, 30036, 35042, 35892, 41874, 45054, 52563, 62811, 70084, 83748, 90108, 105126, 125622, 157689, 210252, 251244, 315378, 630756, 2495491, 4990982, 7486473, 9981964, 14972946, 17468437, 22459419, 29945892, 34936874, 44918838, 52405311, 69873748, 89837676, 104810622, 157215933, 209621244, 314431866, 628863732]

約数ペア:

[(1, 628863732), (2, 314431866), (3, 209621244), (4, 157215933), (6, 104810622), (7, 89837676), (9, 69873748), (12, 52405311), (14, 44918838), (18, 34936874), (21, 29945892), (28, 22459419), (36, 17468437), (42, 14972946), (63, 9981964), (84, 7486473), (126, 4990982), (252, 2495491), (997, 630756), (1994, 315378), (2503, 251244), (2991, 210252), (3988, 157689), (5006, 125622), (5982, 105126), (6979, 90108), (7509, 83748), (8973, 70084), (10012, 62811), (11964, 52563), (13958, 45054), (15018, 41874), (17521, 35892), (17946, 35042), (20937, 30036), (22527, 27916)]