31861427

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{353}}^1$

素因数の和:550

約数の個数: 16

約数和(自身を含む): 35326368

約数和(自身を除く): 3464941

約数列:

[1, 13, 53, 131, 353, 689, 1703, 4589, 6943, 18709, 46243, 90259, 243217, 601159, 2450879, 31861427]

約数ペア:

[(1, 31861427), (13, 2450879), (53, 601159), (131, 243217), (353, 90259), (689, 46243), (1703, 18709), (4589, 6943)]