140444787

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{215737}}^1$

素因数の和:215778

約数の個数: 16

約数和(自身を含む): 220915712

約数和(自身を除く): 80470925

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 215737, 647211, 1510159, 4530477, 6687847, 20063541, 46814929, 140444787]

約数ペア:

[(1, 140444787), (3, 46814929), (7, 20063541), (21, 6687847), (31, 4530477), (93, 1510159), (217, 647211), (651, 215737)]