55870185

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 106900992

約数和(自身を除く): 51030807

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 73, 105, 111, 185, 197, 219, 259, 365, 511, 555, 591, 777, 985, 1095, 1295, 1379, 1533, 2555, 2701, 2955, 3885, 4137, 6895, 7289, 7665, 8103, 13505, 14381, 18907, 20685, 21867, 36445, 40515, 43143, 51023, 56721, 71905, 94535, 100667, 109335, 153069, 215715, 255115, 283605, 302001, 503335, 532097, 765345, 1510005, 1596291, 2660485, 3724679, 7981455, 11174037, 18623395, 55870185]

約数ペア:

[(1, 55870185), (3, 18623395), (5, 11174037), (7, 7981455), (15, 3724679), (21, 2660485), (35, 1596291), (37, 1510005), (73, 765345), (105, 532097), (111, 503335), (185, 302001), (197, 283605), (219, 255115), (259, 215715), (365, 153069), (511, 109335), (555, 100667), (591, 94535), (777, 71905), (985, 56721), (1095, 51023), (1295, 43143), (1379, 40515), (1533, 36445), (2555, 21867), (2701, 20685), (2955, 18907), (3885, 14381), (4137, 13505), (6895, 8103), (7289, 7665)]