66659866

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{521}}^1$

素因数の和:599

約数の個数: 64

約数和(自身を含む): 133297920

約数和(自身を除く): 66638054

約数列:

[1, 2, 7, 13, 14, 19, 26, 37, 38, 74, 91, 133, 182, 247, 259, 266, 481, 494, 518, 521, 703, 962, 1042, 1406, 1729, 3367, 3458, 3647, 4921, 6734, 6773, 7294, 9139, 9842, 9899, 13546, 18278, 19277, 19798, 38554, 47411, 63973, 69293, 94822, 127946, 128687, 134939, 138586, 250601, 257374, 269878, 366263, 501202, 732526, 900809, 1754207, 1801618, 2563841, 3508414, 4761419, 5127682, 9522838, 33329933, 66659866]

約数ペア:

[(1, 66659866), (2, 33329933), (7, 9522838), (13, 5127682), (14, 4761419), (19, 3508414), (26, 2563841), (37, 1801618), (38, 1754207), (74, 900809), (91, 732526), (133, 501202), (182, 366263), (247, 269878), (259, 257374), (266, 250601), (481, 138586), (494, 134939), (518, 128687), (521, 127946), (703, 94822), (962, 69293), (1042, 63973), (1406, 47411), (1729, 38554), (3367, 19798), (3458, 19277), (3647, 18278), (4921, 13546), (6734, 9899), (6773, 9842), (7294, 9139)]