2005647567

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{4789}}^1$

素因数の和:4861

約数の個数: 64

約数和(自身を含む): 3494784000

約数和(自身を除く): 1489136433

約数列:

[1, 3, 7, 11, 21, 33, 37, 49, 77, 111, 147, 231, 259, 343, 407, 539, 777, 1029, 1221, 1617, 1813, 2849, 3773, 4789, 5439, 8547, 11319, 12691, 14367, 19943, 33523, 38073, 52679, 59829, 100569, 139601, 158037, 177193, 234661, 368753, 418803, 531579, 703983, 1106259, 1240351, 1642627, 1949123, 2581271, 3721053, 4927881, 5847369, 7743813, 8682457, 13643861, 18068897, 26047371, 40931583, 54206691, 60777199, 95507027, 182331597, 286521081, 668549189, 2005647567]

約数ペア:

[(1, 2005647567), (3, 668549189), (7, 286521081), (11, 182331597), (21, 95507027), (33, 60777199), (37, 54206691), (49, 40931583), (77, 26047371), (111, 18068897), (147, 13643861), (231, 8682457), (259, 7743813), (343, 5847369), (407, 4927881), (539, 3721053), (777, 2581271), (1029, 1949123), (1221, 1642627), (1617, 1240351), (1813, 1106259), (2849, 703983), (3773, 531579), (4789, 418803), (5439, 368753), (8547, 234661), (11319, 177193), (12691, 158037), (14367, 139601), (19943, 100569), (33523, 59829), (38073, 52679)]