39707421

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{2539}}^1$

素因数の和:2956

約数の個数: 16

約数和(自身を含む): 57180480

約数和(自身を除く): 17473059

約数列:

[1, 3, 13, 39, 401, 1203, 2539, 5213, 7617, 15639, 33007, 99021, 1018139, 3054417, 13235807, 39707421]

約数ペア:

[(1, 39707421), (3, 13235807), (13, 3054417), (39, 1018139), (401, 99021), (1203, 33007), (2539, 15639), (5213, 7617)]