397788297

素因数分解:

$3^1\times {\mathrm{163}}^1\times {\mathrm{859}}^1\times {\mathrm{947}}^1$

素因数の和:1972

約数の個数: 16

約数和(自身を含む): 534823680

約数和(自身を除く): 137035383

約数列:

[1, 3, 163, 489, 859, 947, 2577, 2841, 140017, 154361, 420051, 463083, 813473, 2440419, 132596099, 397788297]

約数ペア:

[(1, 397788297), (3, 132596099), (163, 2440419), (489, 813473), (859, 463083), (947, 420051), (2577, 154361), (2841, 140017)]