81657946

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{13007}}^1$

素因数の和:13125

約数の個数: 16

約数和(自身を含む): 127062144

約数和(自身を除く): 45404198

約数列:

[1, 2, 43, 73, 86, 146, 3139, 6278, 13007, 26014, 559301, 949511, 1118602, 1899022, 40828973, 81657946]

約数ペア:

[(1, 81657946), (2, 40828973), (43, 1899022), (73, 1118602), (86, 949511), (146, 559301), (3139, 26014), (6278, 13007)]