66678978

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^2$

素因数の和:267

約数の個数: 48

約数和(自身を含む): 143044416

約数和(自身を除く): 76365438

約数列:

[1, 2, 3, 6, 23, 46, 61, 69, 89, 122, 138, 178, 183, 267, 366, 534, 1403, 2047, 2806, 4094, 4209, 5429, 6141, 7921, 8418, 10858, 12282, 15842, 16287, 23763, 32574, 47526, 124867, 182183, 249734, 364366, 374601, 483181, 546549, 749202, 966362, 1093098, 1449543, 2899086, 11113163, 22226326, 33339489, 66678978]

約数ペア:

[(1, 66678978), (2, 33339489), (3, 22226326), (6, 11113163), (23, 2899086), (46, 1449543), (61, 1093098), (69, 966362), (89, 749202), (122, 546549), (138, 483181), (178, 374601), (183, 364366), (267, 249734), (366, 182183), (534, 124867), (1403, 47526), (2047, 32574), (2806, 23763), (4094, 16287), (4209, 15842), (5429, 12282), (6141, 10858), (7921, 8418)]