4156191

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{3947}}^1$

素因数の和:3972

約数の個数: 20

約数和(自身を含む): 6687912

約数和(自身を除く): 2531721

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 3947, 11841, 35523, 51311, 106569, 153933, 319707, 461799, 1385397, 4156191]

約数ペア:

[(1, 4156191), (3, 1385397), (9, 461799), (13, 319707), (27, 153933), (39, 106569), (81, 51311), (117, 35523), (351, 11841), (1053, 3947)]