215427177

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{317}}^1$

素因数の和:427

約数の個数: 72

約数和(自身を含む): 384561216

約数和(自身を除く): 169134039

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 67, 69, 147, 161, 201, 207, 317, 441, 469, 483, 603, 951, 1127, 1407, 1449, 1541, 2219, 2853, 3283, 3381, 4221, 4623, 6657, 7291, 9849, 10143, 10787, 13869, 15533, 19971, 21239, 21873, 29547, 32361, 46599, 51037, 63717, 65619, 75509, 97083, 139797, 148673, 153111, 191151, 226527, 357259, 446019, 459333, 488497, 679581, 1040711, 1071777, 1338057, 1465491, 3122133, 3215331, 3419479, 4396473, 9366399, 10258437, 23936353, 30775311, 71809059, 215427177]

約数ペア:

[(1, 215427177), (3, 71809059), (7, 30775311), (9, 23936353), (21, 10258437), (23, 9366399), (49, 4396473), (63, 3419479), (67, 3215331), (69, 3122133), (147, 1465491), (161, 1338057), (201, 1071777), (207, 1040711), (317, 679581), (441, 488497), (469, 459333), (483, 446019), (603, 357259), (951, 226527), (1127, 191151), (1407, 153111), (1449, 148673), (1541, 139797), (2219, 97083), (2853, 75509), (3283, 65619), (3381, 63717), (4221, 51037), (4623, 46599), (6657, 32361), (7291, 29547), (9849, 21873), (10143, 21239), (10787, 19971), (13869, 15533)]