1285596927

素因数分解:

$3^4\times {\mathrm{131}}^1\times {\mathrm{121157}}^1$

素因数の和:121300

約数の個数: 20

約数和(自身を含む): 1935135576

約数和(自身を除く): 649538649

約数列:

[1, 3, 9, 27, 81, 131, 393, 1179, 3537, 10611, 121157, 363471, 1090413, 3271239, 9813717, 15871567, 47614701, 142844103, 428532309, 1285596927]

約数ペア:

[(1, 1285596927), (3, 428532309), (9, 142844103), (27, 47614701), (81, 15871567), (131, 9813717), (393, 3271239), (1179, 1090413), (3537, 363471), (10611, 121157)]