66342717

素因数分解:

$3^2\times 7^3\times {\mathrm{21491}}^1$

素因数の和:21518

約数の個数: 24

約数和(自身を含む): 111758400

約数和(自身を除く): 45415683

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 21491, 64473, 150437, 193419, 451311, 1053059, 1353933, 3159177, 7371413, 9477531, 22114239, 66342717]

約数ペア:

[(1, 66342717), (3, 22114239), (7, 9477531), (9, 7371413), (21, 3159177), (49, 1353933), (63, 1053059), (147, 451311), (343, 193419), (441, 150437), (1029, 64473), (3087, 21491)]