66731679

素因数分解:

$3^2\times 7^3\times {\mathrm{21617}}^1$

素因数の和:21644

約数の個数: 24

約数和(自身を含む): 112413600

約数和(自身を除く): 45681921

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 21617, 64851, 151319, 194553, 453957, 1059233, 1361871, 3177699, 7414631, 9533097, 22243893, 66731679]

約数ペア:

[(1, 66731679), (3, 22243893), (7, 9533097), (9, 7414631), (21, 3177699), (49, 1361871), (63, 1059233), (147, 453957), (343, 194553), (441, 151319), (1029, 64851), (3087, 21617)]