47941947

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1697}}^1$

素因数の和:1819

約数の個数: 24

約数和(自身を含む): 71872944

約数和(自身を除く): 23930997

約数列:

[1, 3, 9, 43, 73, 129, 219, 387, 657, 1697, 3139, 5091, 9417, 15273, 28251, 72971, 123881, 218913, 371643, 656739, 1114929, 5326883, 15980649, 47941947]

約数ペア:

[(1, 47941947), (3, 15980649), (9, 5326883), (43, 1114929), (73, 656739), (129, 371643), (219, 218913), (387, 123881), (657, 72971), (1697, 28251), (3139, 15273), (5091, 9417)]