219876721

素因数分解:

${\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{28859}}^1$

素因数の和:29279

約数の個数: 8

約数和(自身を含む): 232034400

約数和(自身を除く): 12157679

約数列:

[1, 19, 401, 7619, 28859, 548321, 11572459, 219876721]

約数ペア:

[(1, 219876721), (19, 11572459), (401, 548321), (7619, 28859)]