219522095

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{78541}}^1$

素因数の和:78602

約数の個数: 16

約数和(自身を含む): 290291232

約数和(自身を除く): 70769137

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 78541, 392705, 1021033, 3377263, 5105165, 16886315, 43904419, 219522095]

約数ペア:

[(1, 219522095), (5, 43904419), (13, 16886315), (43, 5105165), (65, 3377263), (215, 1021033), (559, 392705), (2795, 78541)]