121329

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:97

約数の個数: 24

約数和(自身を含む): 203112

約数和(自身を除く): 81783

約数列:

[1, 3, 9, 13, 17, 39, 51, 61, 117, 153, 183, 221, 549, 663, 793, 1037, 1989, 2379, 3111, 7137, 9333, 13481, 40443, 121329]

約数ペア:

[(1, 121329), (3, 40443), (9, 13481), (13, 9333), (17, 7137), (39, 3111), (51, 2379), (61, 1989), (117, 1037), (153, 793), (183, 663), (221, 549)]