18259263

素因数分解:

$3^8\times {\mathrm{11}}^2\times {\mathrm{23}}^1$

素因数の和:69

約数の個数: 54

約数和(自身を含む): 31412472

約数和(自身を除く): 13153209

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 81, 99, 121, 207, 243, 253, 297, 363, 621, 729, 759, 891, 1089, 1863, 2187, 2277, 2673, 2783, 3267, 5589, 6561, 6831, 8019, 8349, 9801, 16767, 20493, 24057, 25047, 29403, 50301, 61479, 72171, 75141, 88209, 150903, 184437, 225423, 264627, 553311, 676269, 793881, 1659933, 2028807, 6086421, 18259263]

約数ペア:

[(1, 18259263), (3, 6086421), (9, 2028807), (11, 1659933), (23, 793881), (27, 676269), (33, 553311), (69, 264627), (81, 225423), (99, 184437), (121, 150903), (207, 88209), (243, 75141), (253, 72171), (297, 61479), (363, 50301), (621, 29403), (729, 25047), (759, 24057), (891, 20493), (1089, 16767), (1863, 9801), (2187, 8349), (2277, 8019), (2673, 6831), (2783, 6561), (3267, 5589)]