120408039

素因数分解:

$3^4\times {\mathrm{431}}^1\times {\mathrm{3449}}^1$

素因数の和:3892

約数の個数: 20

約数和(自身を含む): 180338400

約数和(自身を除く): 59930361

約数列:

[1, 3, 9, 27, 81, 431, 1293, 3449, 3879, 10347, 11637, 31041, 34911, 93123, 279369, 1486519, 4459557, 13378671, 40136013, 120408039]

約数ペア:

[(1, 120408039), (3, 40136013), (9, 13378671), (27, 4459557), (81, 1486519), (431, 279369), (1293, 93123), (3449, 34911), (3879, 31041), (10347, 11637)]