12736521

素因数分解:

$3^4\times 7^2\times {\mathrm{3209}}^1$

素因数の和:3235

約数の個数: 30

約数和(自身を含む): 22139370

約数和(自身を除く): 9402849

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3209, 3969, 9627, 22463, 28881, 67389, 86643, 157241, 202167, 259929, 471723, 606501, 1415169, 1819503, 4245507, 12736521]

約数ペア:

[(1, 12736521), (3, 4245507), (7, 1819503), (9, 1415169), (21, 606501), (27, 471723), (49, 259929), (63, 202167), (81, 157241), (147, 86643), (189, 67389), (441, 28881), (567, 22463), (1323, 9627), (3209, 3969)]