31945329

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{16061}}^1$

素因数の和:16097

約数の個数: 24

約数和(自身を含む): 52619112

約数和(自身を除く): 20673783

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 16061, 48183, 144549, 208793, 273037, 626379, 819111, 1879137, 2457333, 3549481, 10648443, 31945329]

約数ペア:

[(1, 31945329), (3, 10648443), (9, 3549481), (13, 2457333), (17, 1879137), (39, 819111), (51, 626379), (117, 273037), (153, 208793), (221, 144549), (663, 48183), (1989, 16061)]