68178994

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{4691}}^1$

素因数の和:4762

約数の個数: 24

約数和(自身を含む): 113339952

約数和(自身を除く): 45160958

約数列:

[1, 2, 13, 26, 43, 86, 169, 338, 559, 1118, 4691, 7267, 9382, 14534, 60983, 121966, 201713, 403426, 792779, 1585558, 2622269, 5244538, 34089497, 68178994]

約数ペア:

[(1, 68178994), (2, 34089497), (13, 5244538), (26, 2622269), (43, 1585558), (86, 792779), (169, 403426), (338, 201713), (559, 121966), (1118, 60983), (4691, 14534), (7267, 9382)]