39440439

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{5471}}^1$

素因数の和:5572

約数の個数: 20

約数和(自身を含む): 59590080

約数和(自身を除く): 20149641

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 5471, 7209, 16413, 49239, 147717, 443151, 486919, 1460757, 4382271, 13146813, 39440439]

約数ペア:

[(1, 39440439), (3, 13146813), (9, 4382271), (27, 1460757), (81, 486919), (89, 443151), (267, 147717), (801, 49239), (2403, 16413), (5471, 7209)]