77642019

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{467}}^1$

素因数の和:529

約数の個数: 72

約数和(自身を含む): 145650960

約数和(自身を除く): 68008941

約数列:

[1, 3, 7, 9, 13, 21, 29, 39, 49, 63, 87, 91, 117, 147, 203, 261, 273, 377, 441, 467, 609, 637, 819, 1131, 1401, 1421, 1827, 1911, 2639, 3269, 3393, 4203, 4263, 5733, 6071, 7917, 9807, 12789, 13543, 18213, 18473, 22883, 23751, 29421, 40629, 42497, 54639, 55419, 68649, 94801, 121887, 127491, 166257, 176059, 205947, 284403, 297479, 382473, 528177, 663607, 853209, 892437, 1232413, 1584531, 1990821, 2677311, 3697239, 5972463, 8626891, 11091717, 25880673, 77642019]

約数ペア:

[(1, 77642019), (3, 25880673), (7, 11091717), (9, 8626891), (13, 5972463), (21, 3697239), (29, 2677311), (39, 1990821), (49, 1584531), (63, 1232413), (87, 892437), (91, 853209), (117, 663607), (147, 528177), (203, 382473), (261, 297479), (273, 284403), (377, 205947), (441, 176059), (467, 166257), (609, 127491), (637, 121887), (819, 94801), (1131, 68649), (1401, 55419), (1421, 54639), (1827, 42497), (1911, 40629), (2639, 29421), (3269, 23751), (3393, 22883), (4203, 18473), (4263, 18213), (5733, 13543), (6071, 12789), (7917, 9807)]