66896791

素因数分解:

${\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{113}}^2$

素因数の和:283

約数の個数: 18

約数和(自身を含む): 75442848

約数和(自身を除く): 8546057

約数列:

[1, 13, 31, 113, 169, 403, 1469, 3503, 5239, 12769, 19097, 45539, 165997, 395839, 592007, 2157961, 5145907, 66896791]

約数ペア:

[(1, 66896791), (13, 5145907), (31, 2157961), (113, 592007), (169, 395839), (403, 165997), (1469, 45539), (3503, 19097), (5239, 12769)]