311968827

素因数分解:

$3^4\times {\mathrm{43}}^2\times {\mathrm{2083}}^1$

素因数の和:2181

約数の個数: 30

約数和(自身を含む): 477346452

約数和(自身を除く): 165377625

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 1849, 2083, 3483, 5547, 6249, 16641, 18747, 49923, 56241, 89569, 149769, 168723, 268707, 806121, 2418363, 3851467, 7255089, 11554401, 34663203, 103989609, 311968827]

約数ペア:

[(1, 311968827), (3, 103989609), (9, 34663203), (27, 11554401), (43, 7255089), (81, 3851467), (129, 2418363), (387, 806121), (1161, 268707), (1849, 168723), (2083, 149769), (3483, 89569), (5547, 56241), (6249, 49923), (16641, 18747)]