1125778257

素因数分解:

$3^4\times {\mathrm{191}}^1\times {\mathrm{72767}}^1$

素因数の和:72970

約数の個数: 20

約数和(自身を含む): 1690546176

約数和(自身を除く): 564767919

約数列:

[1, 3, 9, 27, 81, 191, 573, 1719, 5157, 15471, 72767, 218301, 654903, 1964709, 5894127, 13898497, 41695491, 125086473, 375259419, 1125778257]

約数ペア:

[(1, 1125778257), (3, 375259419), (9, 125086473), (27, 41695491), (81, 13898497), (191, 5894127), (573, 1964709), (1719, 654903), (5157, 218301), (15471, 72767)]