1272156669

素因数分解:

$3^2\times 7^2\times {\mathrm{2884709}}^1$

素因数の和:2884729

約数の個数: 18

約数和(自身を含む): 2137570110

約数和(自身を除く): 865413441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 2884709, 8654127, 20192963, 25962381, 60578889, 141350741, 181736667, 424052223, 1272156669]

約数ペア:

[(1, 1272156669), (3, 424052223), (7, 181736667), (9, 141350741), (21, 60578889), (49, 25962381), (63, 20192963), (147, 8654127), (441, 2884709)]