2065720779

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1\times {\mathrm{499}}^1$

素因数の和:865

約数の個数: 64

約数和(自身を含む): 3369600000

約数和(自身を除く): 1303879221

約数列:

[1, 3, 9, 17, 27, 29, 51, 87, 153, 261, 311, 459, 493, 499, 783, 933, 1479, 1497, 2799, 4437, 4491, 5287, 8397, 8483, 9019, 13311, 13473, 14471, 15861, 25449, 27057, 43413, 47583, 76347, 81171, 130239, 142749, 153323, 155189, 229041, 243513, 246007, 390717, 459969, 465567, 738021, 1379907, 1396701, 2214063, 2638213, 4139721, 4190103, 4500481, 6642189, 7914639, 13501443, 23743917, 40504329, 71231751, 76508177, 121512987, 229524531, 688573593, 2065720779]

約数ペア:

[(1, 2065720779), (3, 688573593), (9, 229524531), (17, 121512987), (27, 76508177), (29, 71231751), (51, 40504329), (87, 23743917), (153, 13501443), (261, 7914639), (311, 6642189), (459, 4500481), (493, 4190103), (499, 4139721), (783, 2638213), (933, 2214063), (1479, 1396701), (1497, 1379907), (2799, 738021), (4437, 465567), (4491, 459969), (5287, 390717), (8397, 246007), (8483, 243513), (9019, 229041), (13311, 155189), (13473, 153323), (14471, 142749), (15861, 130239), (25449, 81171), (27057, 76347), (43413, 47583)]