13143951

素因数分解:

$3^4\times {\mathrm{263}}^1\times {\mathrm{617}}^1$

素因数の和:892

約数の個数: 20

約数和(自身を含む): 19741392

約数和(自身を除く): 6597441

約数列:

[1, 3, 9, 27, 81, 263, 617, 789, 1851, 2367, 5553, 7101, 16659, 21303, 49977, 162271, 486813, 1460439, 4381317, 13143951]

約数ペア:

[(1, 13143951), (3, 4381317), (9, 1460439), (27, 486813), (81, 162271), (263, 49977), (617, 21303), (789, 16659), (1851, 7101), (2367, 5553)]