2005075443

素因数分解:

$3^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{263}}^1$

素因数の和:557

約数の個数: 64

約数和(自身を含む): 3244032000

約数和(自身を除く): 1238956557

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 239, 263, 343, 651, 717, 789, 1029, 1519, 1673, 1841, 4557, 5019, 5523, 7409, 8153, 10633, 11711, 12887, 22227, 24459, 31899, 35133, 38661, 51863, 57071, 62857, 81977, 90209, 155589, 171213, 188571, 245931, 270627, 363041, 399497, 439999, 1089123, 1198491, 1319997, 1948567, 2541287, 2796479, 3079993, 5845701, 7623861, 8389437, 9239979, 13639969, 21559951, 40919907, 64679853, 95479783, 286439349, 668358481, 2005075443]

約数ペア:

[(1, 2005075443), (3, 668358481), (7, 286439349), (21, 95479783), (31, 64679853), (49, 40919907), (93, 21559951), (147, 13639969), (217, 9239979), (239, 8389437), (263, 7623861), (343, 5845701), (651, 3079993), (717, 2796479), (789, 2541287), (1029, 1948567), (1519, 1319997), (1673, 1198491), (1841, 1089123), (4557, 439999), (5019, 399497), (5523, 363041), (7409, 270627), (8153, 245931), (10633, 188571), (11711, 171213), (12887, 155589), (22227, 90209), (24459, 81977), (31899, 62857), (35133, 57071), (38661, 51863)]