7213647

素因数分解:

$3^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{797}}^1$

素因数の和:1238

約数の個数: 16

約数和(自身を含む): 11031552

約数和(自身を除く): 3817905

約数列:

[1, 3, 7, 21, 431, 797, 1293, 2391, 3017, 5579, 9051, 16737, 343507, 1030521, 2404549, 7213647]

約数ペア:

[(1, 7213647), (3, 2404549), (7, 1030521), (21, 343507), (431, 16737), (797, 9051), (1293, 5579), (2391, 3017)]