215778897

素因数分解:

$3^6\times {\mathrm{295993}}^1$

素因数の和:296011

約数の個数: 14

約数和(自身を含む): 323521442

約数和(自身を除く): 107742545

約数列:

[1, 3, 9, 27, 81, 243, 729, 295993, 887979, 2663937, 7991811, 23975433, 71926299, 215778897]

約数ペア:

[(1, 215778897), (3, 71926299), (9, 23975433), (27, 7991811), (81, 2663937), (243, 887979), (729, 295993)]