2688195411

素因数分解:

$3^3\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:219

約数の個数: 128

約数和(自身を含む): 4797235200

約数和(自身を除く): 2109039789

約数列:

[1, 3, 9, 11, 19, 27, 31, 33, 57, 93, 99, 121, 127, 171, 209, 279, 297, 341, 363, 381, 513, 589, 627, 837, 1023, 1089, 1143, 1331, 1397, 1767, 1881, 2299, 2413, 3069, 3267, 3429, 3751, 3937, 3993, 4191, 5301, 5643, 6479, 6897, 7239, 9207, 11253, 11811, 11979, 12573, 15367, 15903, 19437, 20691, 21717, 25289, 26543, 33759, 35433, 35937, 37719, 41261, 43307, 46101, 58311, 62073, 65151, 71269, 74803, 75867, 79629, 101277, 106299, 123783, 129921, 138303, 169037, 174933, 213807, 224409, 227601, 238887, 291973, 371349, 389763, 414909, 476377, 507111, 641421, 673227, 682803, 716661, 783959, 822833, 875919, 1114047, 1169289, 1429131, 1521333, 1924263, 2019681, 2351877, 2468499, 2627757, 3211703, 4287393, 4563999, 5240147, 7055631, 7405497, 7883271, 9051163, 9635109, 12862179, 15720441, 21166893, 22216491, 27153489, 28905327, 47161323, 81460467, 86715981, 99562793, 141483969, 244381401, 298688379, 896065137, 2688195411]

約数ペア:

[(1, 2688195411), (3, 896065137), (9, 298688379), (11, 244381401), (19, 141483969), (27, 99562793), (31, 86715981), (33, 81460467), (57, 47161323), (93, 28905327), (99, 27153489), (121, 22216491), (127, 21166893), (171, 15720441), (209, 12862179), (279, 9635109), (297, 9051163), (341, 7883271), (363, 7405497), (381, 7055631), (513, 5240147), (589, 4563999), (627, 4287393), (837, 3211703), (1023, 2627757), (1089, 2468499), (1143, 2351877), (1331, 2019681), (1397, 1924263), (1767, 1521333), (1881, 1429131), (2299, 1169289), (2413, 1114047), (3069, 875919), (3267, 822833), (3429, 783959), (3751, 716661), (3937, 682803), (3993, 673227), (4191, 641421), (5301, 507111), (5643, 476377), (6479, 414909), (6897, 389763), (7239, 371349), (9207, 291973), (11253, 238887), (11811, 227601), (11979, 224409), (12573, 213807), (15367, 174933), (15903, 169037), (19437, 138303), (20691, 129921), (21717, 123783), (25289, 106299), (26543, 101277), (33759, 79629), (35433, 75867), (35937, 74803), (37719, 71269), (41261, 65151), (43307, 62073), (46101, 58311)]