439351479

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1129}}^1$

素因数の和:1245

約数の個数: 64

約数和(自身を含む): 781056000

約数和(自身を除く): 341704521

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 71, 87, 189, 203, 213, 261, 497, 609, 639, 783, 1129, 1491, 1827, 1917, 2059, 3387, 4473, 5481, 6177, 7903, 10161, 13419, 14413, 18531, 23709, 30483, 32741, 43239, 55593, 71127, 80159, 98223, 129717, 213381, 229187, 240477, 294669, 389151, 561113, 687561, 721431, 884007, 1683339, 2062683, 2164293, 2324611, 5050017, 6188049, 6973833, 15150051, 16272277, 20921499, 48816831, 62764497, 146450493, 439351479]

約数ペア:

[(1, 439351479), (3, 146450493), (7, 62764497), (9, 48816831), (21, 20921499), (27, 16272277), (29, 15150051), (63, 6973833), (71, 6188049), (87, 5050017), (189, 2324611), (203, 2164293), (213, 2062683), (261, 1683339), (497, 884007), (609, 721431), (639, 687561), (783, 561113), (1129, 389151), (1491, 294669), (1827, 240477), (1917, 229187), (2059, 213381), (3387, 129717), (4473, 98223), (5481, 80159), (6177, 71127), (7903, 55593), (10161, 43239), (13419, 32741), (14413, 30483), (18531, 23709)]