890222751

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^4\times {\mathrm{23}}^1$

素因数の和:119

約数の個数: 80

約数和(自身を含む): 1584702720

約数和(自身を除く): 694479969

約数列:

[1, 3, 9, 11, 19, 23, 27, 33, 57, 69, 99, 171, 207, 209, 253, 297, 361, 437, 513, 621, 627, 759, 1083, 1311, 1881, 2277, 3249, 3933, 3971, 4807, 5643, 6831, 6859, 8303, 9747, 11799, 11913, 14421, 20577, 24909, 35739, 43263, 61731, 74727, 75449, 91333, 107217, 129789, 130321, 157757, 185193, 224181, 226347, 273999, 390963, 473271, 679041, 821997, 1172889, 1419813, 1433531, 1735327, 2037123, 2465991, 2997383, 3518667, 4259439, 4300593, 5205981, 8992149, 12901779, 15617943, 26976447, 32971213, 38705337, 46853829, 80929341, 98913639, 296740917, 890222751]

約数ペア:

[(1, 890222751), (3, 296740917), (9, 98913639), (11, 80929341), (19, 46853829), (23, 38705337), (27, 32971213), (33, 26976447), (57, 15617943), (69, 12901779), (99, 8992149), (171, 5205981), (207, 4300593), (209, 4259439), (253, 3518667), (297, 2997383), (361, 2465991), (437, 2037123), (513, 1735327), (621, 1433531), (627, 1419813), (759, 1172889), (1083, 821997), (1311, 679041), (1881, 473271), (2277, 390963), (3249, 273999), (3933, 226347), (3971, 224181), (4807, 185193), (5643, 157757), (6831, 130321), (6859, 129789), (8303, 107217), (9747, 91333), (11799, 75449), (11913, 74727), (14421, 61731), (20577, 43263), (24909, 35739)]