51013881

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{15361}}^1$

素因数の和:15414

約数の個数: 20

約数和(自身を含む): 78069684

約数和(自身を除く): 27055803

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 15361, 46083, 138249, 414747, 629801, 1244241, 1889403, 5668209, 17004627, 51013881]

約数ペア:

[(1, 51013881), (3, 17004627), (9, 5668209), (27, 1889403), (41, 1244241), (81, 629801), (123, 414747), (369, 138249), (1107, 46083), (3321, 15361)]