8818173

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:163

約数の個数: 64

約数和(自身を含む): 16683520

約数和(自身を除く): 7865347

約数列:

[1, 3, 7, 9, 13, 21, 27, 37, 39, 63, 91, 97, 111, 117, 189, 259, 273, 291, 333, 351, 481, 679, 777, 819, 873, 999, 1261, 1443, 2037, 2331, 2457, 2619, 3367, 3589, 3783, 4329, 6111, 6993, 8827, 10101, 10767, 11349, 12987, 18333, 25123, 26481, 30303, 32301, 34047, 46657, 75369, 79443, 90909, 96903, 139971, 226107, 238329, 326599, 419913, 678321, 979797, 1259739, 2939391, 8818173]

約数ペア:

[(1, 8818173), (3, 2939391), (7, 1259739), (9, 979797), (13, 678321), (21, 419913), (27, 326599), (37, 238329), (39, 226107), (63, 139971), (91, 96903), (97, 90909), (111, 79443), (117, 75369), (189, 46657), (259, 34047), (273, 32301), (291, 30303), (333, 26481), (351, 25123), (481, 18333), (679, 12987), (777, 11349), (819, 10767), (873, 10101), (999, 8827), (1261, 6993), (1443, 6111), (2037, 4329), (2331, 3783), (2457, 3589), (2619, 3367)]