1639235981

素因数分解:

${\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1\times {\mathrm{1801}}^1$

素因数の和:2252

約数の個数: 16

約数和(自身を含む): 1710717888

約数和(自身を除く): 71481907

約数列:

[1, 43, 61, 347, 1801, 2623, 14921, 21167, 77443, 109861, 624947, 910181, 4724023, 26872721, 38121767, 1639235981]

約数ペア:

[(1, 1639235981), (43, 38121767), (61, 26872721), (347, 4724023), (1801, 910181), (2623, 624947), (14921, 109861), (21167, 77443)]