66064887

素因数分解:

$3^2\times 7^3\times {\mathrm{21401}}^1$

素因数の和:21428

約数の個数: 24

約数和(自身を含む): 111290400

約数和(自身を除く): 45225513

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 21401, 64203, 149807, 192609, 449421, 1048649, 1348263, 3145947, 7340543, 9437841, 22021629, 66064887]

約数ペア:

[(1, 66064887), (3, 22021629), (7, 9437841), (9, 7340543), (21, 3145947), (49, 1348263), (63, 1048649), (147, 449421), (343, 192609), (441, 149807), (1029, 64203), (3087, 21401)]