55890081

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{53077}}^1$

素因数の和:53102

約数の個数: 20

約数和(自身を含む): 89914132

約数和(自身を除く): 34024051

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 53077, 159231, 477693, 690001, 1433079, 2070003, 4299237, 6210009, 18630027, 55890081]

約数ペア:

[(1, 55890081), (3, 18630027), (9, 6210009), (13, 4299237), (27, 2070003), (39, 1433079), (81, 690001), (117, 477693), (351, 159231), (1053, 53077)]