12720711821

素因数分解:

${\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{3257}}^1\times {\mathrm{3613}}^1$

素因数の和:6940

約数の個数: 16

約数和(自身を含む): 13564122624

約数和(自身を除く): 843410803

約数列:

[1, 23, 47, 1081, 3257, 3613, 74911, 83099, 153079, 169811, 3520817, 3905653, 11767541, 270653443, 553074427, 12720711821]

約数ペア:

[(1, 12720711821), (23, 553074427), (47, 270653443), (1081, 11767541), (3257, 3905653), (3613, 3520817), (74911, 169811), (83099, 153079)]