243337445

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{120763}}^1$

素因数の和:120812

約数の個数: 16

約数和(自身を含む): 324613632

約数和(自身を除く): 81276187

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 120763, 603815, 1569919, 3743653, 7849595, 18718265, 48667489, 243337445]

約数ペア:

[(1, 243337445), (5, 48667489), (13, 18718265), (31, 7849595), (65, 3743653), (155, 1569919), (403, 603815), (2015, 120763)]