68421878

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{66949}}^1$

素因数の和:67031

約数の個数: 16

約数和(自身を含む): 118903200

約数和(自身を除く): 50481322

約数列:

[1, 2, 7, 14, 73, 146, 511, 1022, 66949, 133898, 468643, 937286, 4887277, 9774554, 34210939, 68421878]

約数ペア:

[(1, 68421878), (2, 34210939), (7, 9774554), (14, 4887277), (73, 937286), (146, 468643), (511, 133898), (1022, 66949)]