71512857

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{47017}}^1$

素因数の和:47049

約数の個数: 18

約数和(自身を含む): 111855822

約数和(自身を除く): 40342965

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 47017, 141051, 423153, 611221, 1833663, 5500989, 7945873, 23837619, 71512857]

約数ペア:

[(1, 71512857), (3, 23837619), (9, 7945873), (13, 5500989), (39, 1833663), (117, 611221), (169, 423153), (507, 141051), (1521, 47017)]