142720467

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{21893}}^1$

素因数の和:21990

約数の個数: 16

約数和(自身を含む): 198622368

約数和(自身を除く): 55901901

約数列:

[1, 3, 41, 53, 123, 159, 2173, 6519, 21893, 65679, 897613, 1160329, 2692839, 3480987, 47573489, 142720467]

約数ペア:

[(1, 142720467), (3, 47573489), (41, 3480987), (53, 2692839), (123, 1160329), (159, 897613), (2173, 65679), (6519, 21893)]