253293313

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 337305600

約数和(自身を除く): 84012287

約数列:

[1, 7, 13, 19, 59, 91, 133, 169, 191, 247, 413, 767, 1121, 1183, 1337, 1729, 2483, 3211, 3629, 5369, 7847, 9971, 11269, 14573, 17381, 22477, 25403, 32279, 47177, 69797, 78883, 102011, 146497, 189449, 214111, 225953, 330239, 613301, 1025479, 1326143, 1498777, 1904461, 2783443, 4293107, 13331227, 19484101, 36184759, 253293313]

約数ペア:

[(1, 253293313), (7, 36184759), (13, 19484101), (19, 13331227), (59, 4293107), (91, 2783443), (133, 1904461), (169, 1498777), (191, 1326143), (247, 1025479), (413, 613301), (767, 330239), (1121, 225953), (1183, 214111), (1337, 189449), (1729, 146497), (2483, 102011), (3211, 78883), (3629, 69797), (5369, 47177), (7847, 32279), (9971, 25403), (11269, 22477), (14573, 17381)]