12712707

素因数分解:

$3^4\times 7^2\times {\mathrm{3203}}^1$

素因数の和:3229

約数の個数: 30

約数和(自身を含む): 22097988

約数和(自身を除く): 9385281

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3203, 3969, 9609, 22421, 28827, 67263, 86481, 156947, 201789, 259443, 470841, 605367, 1412523, 1816101, 4237569, 12712707]

約数ペア:

[(1, 12712707), (3, 4237569), (7, 1816101), (9, 1412523), (21, 605367), (27, 470841), (49, 259443), (63, 201789), (81, 156947), (147, 86481), (189, 67263), (441, 28827), (567, 22421), (1323, 9609), (3203, 3969)]