218493613

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1\times {\mathrm{941}}^1$

素因数の和:1344

約数の個数: 16

約数和(自身を含む): 240707376

約数和(自身を除く): 22213763

約数列:

[1, 13, 53, 337, 689, 941, 4381, 12233, 17861, 49873, 232193, 317117, 648349, 4122521, 16807201, 218493613]

約数ペア:

[(1, 218493613), (13, 16807201), (53, 4122521), (337, 648349), (689, 317117), (941, 232193), (4381, 49873), (12233, 17861)]