47210319

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{31039}}^1$

素因数の和:31071

約数の個数: 18

約数和(自身を含む): 73844160

約数和(自身を除く): 26633841

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 31039, 93117, 279351, 403507, 1210521, 3631563, 5245591, 15736773, 47210319]

約数ペア:

[(1, 47210319), (3, 15736773), (9, 5245591), (13, 3631563), (39, 1210521), (117, 403507), (169, 279351), (507, 93117), (1521, 31039)]