221051519

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{5417}}^1$

素因数の和:5546

約数の個数: 16

約数和(自身を含む): 246974112

約数和(自身を除く): 25922593

約数列:

[1, 13, 43, 73, 559, 949, 3139, 5417, 40807, 70421, 232931, 395441, 3028103, 5140733, 17003963, 221051519]

約数ペア:

[(1, 221051519), (13, 17003963), (43, 5140733), (73, 3028103), (559, 395441), (949, 232931), (3139, 70421), (5417, 40807)]