53215947

素因数分解:

$3^4\times {\mathrm{313}}^1\times {\mathrm{2099}}^1$

素因数の和:2424

約数の個数: 20

約数和(自身を含む): 79787400

約数和(自身を除く): 26571453

約数列:

[1, 3, 9, 27, 81, 313, 939, 2099, 2817, 6297, 8451, 18891, 25353, 56673, 170019, 656987, 1970961, 5912883, 17738649, 53215947]

約数ペア:

[(1, 53215947), (3, 17738649), (9, 5912883), (27, 1970961), (81, 656987), (313, 170019), (939, 56673), (2099, 25353), (2817, 18891), (6297, 8451)]