129691449

素因数分解:

$3^4\times {\mathrm{251}}^1\times {\mathrm{6379}}^1$

素因数の和:6642

約数の個数: 20

約数和(自身を含む): 194538960

約数和(自身を除く): 64847511

約数列:

[1, 3, 9, 27, 81, 251, 753, 2259, 6379, 6777, 19137, 20331, 57411, 172233, 516699, 1601129, 4803387, 14410161, 43230483, 129691449]

約数ペア:

[(1, 129691449), (3, 43230483), (9, 14410161), (27, 4803387), (81, 1601129), (251, 516699), (753, 172233), (2259, 57411), (6379, 20331), (6777, 19137)]