121432005

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{19697}}^1$

素因数の和:19845

約数の個数: 24

約数和(自身を含む): 212029272

約数和(自身を除く): 90597267

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 685, 1233, 2055, 6165, 19697, 59091, 98485, 177273, 295455, 886365, 2698489, 8095467, 13492445, 24286401, 40477335, 121432005]

約数ペア:

[(1, 121432005), (3, 40477335), (5, 24286401), (9, 13492445), (15, 8095467), (45, 2698489), (137, 886365), (411, 295455), (685, 177273), (1233, 98485), (2055, 59091), (6165, 19697)]