68861338

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^2$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 130709376

約数和(自身を除く): 61848038

約数列:

[1, 2, 7, 13, 14, 26, 71, 73, 91, 142, 146, 182, 497, 511, 923, 949, 994, 1022, 1846, 1898, 5183, 5329, 6461, 6643, 10366, 10658, 12922, 13286, 36281, 37303, 67379, 69277, 72562, 74606, 134758, 138554, 378359, 471653, 484939, 756718, 943306, 969878, 2648513, 4918667, 5297026, 9837334, 34430669, 68861338]

約数ペア:

[(1, 68861338), (2, 34430669), (7, 9837334), (13, 5297026), (14, 4918667), (26, 2648513), (71, 969878), (73, 943306), (91, 756718), (142, 484939), (146, 471653), (182, 378359), (497, 138554), (511, 134758), (923, 74606), (949, 72562), (994, 69277), (1022, 67379), (1846, 37303), (1898, 36281), (5183, 13286), (5329, 12922), (6461, 10658), (6643, 10366)]