138065721

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{6619}}^1$

素因数の和:7048

約数の個数: 16

約数和(自身を含む): 195422400

約数和(自身を除く): 57356679

約数列:

[1, 3, 17, 51, 409, 1227, 6619, 6953, 19857, 20859, 112523, 337569, 2707171, 8121513, 46021907, 138065721]

約数ペア:

[(1, 138065721), (3, 46021907), (17, 8121513), (51, 2707171), (409, 337569), (1227, 112523), (6619, 20859), (6953, 19857)]