1661567192803

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{829}}^1\times {\mathrm{3061}}^1$

素因数の和:4017

約数の個数: 64

約数和(自身を含む): 2049433344000

約数和(自身を除く): 387866151197

約数列:

[1, 7, 23, 49, 83, 161, 343, 581, 829, 1127, 1909, 3061, 4067, 5803, 7889, 13363, 19067, 21427, 28469, 40621, 68807, 70403, 93541, 133469, 149989, 254063, 284347, 481649, 492821, 654787, 934283, 1049923, 1582561, 1778441, 2537569, 3371543, 3449747, 5843449, 6539981, 11077927, 12449087, 17762983, 23600801, 24148229, 40904143, 58364087, 77545489, 87143609, 124340881, 210618227, 286329001, 408548609, 542818423, 870386167, 1474327589, 2004303007, 2859840263, 4844219221, 10320293123, 20018881841, 33909534547, 72242051861, 237366741829, 1661567192803]

約数ペア:

[(1, 1661567192803), (7, 237366741829), (23, 72242051861), (49, 33909534547), (83, 20018881841), (161, 10320293123), (343, 4844219221), (581, 2859840263), (829, 2004303007), (1127, 1474327589), (1909, 870386167), (3061, 542818423), (4067, 408548609), (5803, 286329001), (7889, 210618227), (13363, 124340881), (19067, 87143609), (21427, 77545489), (28469, 58364087), (40621, 40904143), (68807, 24148229), (70403, 23600801), (93541, 17762983), (133469, 12449087), (149989, 11077927), (254063, 6539981), (284347, 5843449), (481649, 3449747), (492821, 3371543), (654787, 2537569), (934283, 1778441), (1049923, 1582561)]