17171919

素因数分解:

$3^4\times {\mathrm{101}}^1\times {\mathrm{2099}}^1$

素因数の和:2212

約数の個数: 20

約数和(自身を含む): 25918200

約数和(自身を除く): 8746281

約数列:

[1, 3, 9, 27, 81, 101, 303, 909, 2099, 2727, 6297, 8181, 18891, 56673, 170019, 211999, 635997, 1907991, 5723973, 17171919]

約数ペア:

[(1, 17171919), (3, 5723973), (9, 1907991), (27, 635997), (81, 211999), (101, 170019), (303, 56673), (909, 18891), (2099, 8181), (2727, 6297)]