64457883

素因数分解:

$3^3\times 7^2\times {\mathrm{83}}^1\times {\mathrm{587}}^1$

素因数の和:693

約数の個数: 48

約数和(自身を含む): 112613760

約数和(自身を除く): 48155877

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 83, 147, 189, 249, 441, 581, 587, 747, 1323, 1743, 1761, 2241, 4067, 4109, 5229, 5283, 12201, 12327, 15687, 15849, 28763, 36603, 36981, 48721, 86289, 109809, 110943, 146163, 258867, 341047, 438489, 776601, 1023141, 1315467, 2387329, 3069423, 7161987, 9208269, 21485961, 64457883]

約数ペア:

[(1, 64457883), (3, 21485961), (7, 9208269), (9, 7161987), (21, 3069423), (27, 2387329), (49, 1315467), (63, 1023141), (83, 776601), (147, 438489), (189, 341047), (249, 258867), (441, 146163), (581, 110943), (587, 109809), (747, 86289), (1323, 48721), (1743, 36981), (1761, 36603), (2241, 28763), (4067, 15849), (4109, 15687), (5229, 12327), (5283, 12201)]