77572521

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{51001}}^1$

素因数の和:51033

約数の個数: 18

約数和(自身を含む): 121333758

約数和(自身を除く): 43761237

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 51001, 153003, 459009, 663013, 1989039, 5967117, 8619169, 25857507, 77572521]

約数ペア:

[(1, 77572521), (3, 25857507), (9, 8619169), (13, 5967117), (39, 1989039), (117, 663013), (169, 459009), (507, 153003), (1521, 51001)]