656576284

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{2029}}^1$

素因数の和:2187

約数の個数: 72

約数和(自身を含む): 1451466240

約数和(自身を除く): 794889956

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 127, 182, 196, 254, 364, 508, 637, 889, 1274, 1651, 1778, 2029, 2548, 3302, 3556, 4058, 6223, 6604, 8116, 11557, 12446, 14203, 23114, 24892, 26377, 28406, 46228, 52754, 56812, 80899, 99421, 105508, 161798, 184639, 198842, 257683, 323596, 369278, 397684, 515366, 738556, 1030732, 1292473, 1803781, 2584946, 3349879, 3607562, 5169892, 6699758, 7215124, 12626467, 13399516, 23449153, 25252934, 46898306, 50505868, 93796612, 164144071, 328288142, 656576284]

約数ペア:

[(1, 656576284), (2, 328288142), (4, 164144071), (7, 93796612), (13, 50505868), (14, 46898306), (26, 25252934), (28, 23449153), (49, 13399516), (52, 12626467), (91, 7215124), (98, 6699758), (127, 5169892), (182, 3607562), (196, 3349879), (254, 2584946), (364, 1803781), (508, 1292473), (637, 1030732), (889, 738556), (1274, 515366), (1651, 397684), (1778, 369278), (2029, 323596), (2548, 257683), (3302, 198842), (3556, 184639), (4058, 161798), (6223, 105508), (6604, 99421), (8116, 80899), (11557, 56812), (12446, 52754), (14203, 46228), (23114, 28406), (24892, 26377)]