7315191

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{6947}}^1$

素因数の和:6972

約数の個数: 20

約数和(自身を含む): 11769912

約数和(自身を除く): 4454721

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 6947, 20841, 62523, 90311, 187569, 270933, 562707, 812799, 2438397, 7315191]

約数ペア:

[(1, 7315191), (3, 2438397), (9, 812799), (13, 562707), (27, 270933), (39, 187569), (81, 90311), (117, 62523), (351, 20841), (1053, 6947)]