71597727

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{27527}}^1$

素因数の和:27567

約数の個数: 18

約数和(自身を含む): 109864248

約数和(自身を除く): 38266521

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 27527, 82581, 247743, 467959, 1403877, 4211631, 7955303, 23865909, 71597727]

約数ペア:

[(1, 71597727), (3, 23865909), (9, 7955303), (17, 4211631), (51, 1403877), (153, 467959), (289, 247743), (867, 82581), (2601, 27527)]