219068005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{177383}}^1$

素因数の和:177420

約数の個数: 16

約数和(自身を含む): 298005120

約数和(自身を除く): 78937115

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 177383, 886915, 2305979, 3370277, 11529895, 16851385, 43813601, 219068005]

約数ペア:

[(1, 219068005), (5, 43813601), (13, 16851385), (19, 11529895), (65, 3370277), (95, 2305979), (247, 886915), (1235, 177383)]