20174421

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{719}}^1$

素因数の和:968

約数の個数: 16

約数和(自身を含む): 27648000

約数和(自身を除く): 7473579

約数列:

[1, 3, 47, 141, 199, 597, 719, 2157, 9353, 28059, 33793, 101379, 143081, 429243, 6724807, 20174421]

約数ペア:

[(1, 20174421), (3, 6724807), (47, 429243), (141, 143081), (199, 101379), (597, 33793), (719, 28059), (2157, 9353)]