139951881

素因数分解:

$3^4\times {\mathrm{997}}^1\times {\mathrm{1733}}^1$

素因数の和:2742

約数の個数: 20

約数和(自身を含む): 209394372

約数和(自身を除く): 69442491

約数列:

[1, 3, 9, 27, 81, 997, 1733, 2991, 5199, 8973, 15597, 26919, 46791, 80757, 140373, 1727801, 5183403, 15550209, 46650627, 139951881]

約数ペア:

[(1, 139951881), (3, 46650627), (9, 15550209), (27, 5183403), (81, 1727801), (997, 140373), (1733, 80757), (2991, 46791), (5199, 26919), (8973, 15597)]