420482079

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{863}}^1\times {\mathrm{1259}}^1$

素因数の和:2171

約数の個数: 24

約数和(自身を含む): 622702080

約数和(自身を除く): 202220001

約数列:

[1, 3, 9, 43, 129, 387, 863, 1259, 2589, 3777, 7767, 11331, 37109, 54137, 111327, 162411, 333981, 487233, 1086517, 3259551, 9778653, 46720231, 140160693, 420482079]

約数ペア:

[(1, 420482079), (3, 140160693), (9, 46720231), (43, 9778653), (129, 3259551), (387, 1086517), (863, 487233), (1259, 333981), (2589, 162411), (3777, 111327), (7767, 54137), (11331, 37109)]