81839894521

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2266217}}^1$

素因数の和:2266309

約数の個数: 24

約数和(自身を含む): 105406331616

約数和(自身を除く): 23566437095

約数列:

[1, 7, 11, 49, 67, 77, 469, 539, 737, 3283, 5159, 36113, 2266217, 15863519, 24928387, 111044633, 151836539, 174498709, 1062855773, 1221490963, 1670201929, 7439990411, 11691413503, 81839894521]

約数ペア:

[(1, 81839894521), (7, 11691413503), (11, 7439990411), (49, 1670201929), (67, 1221490963), (77, 1062855773), (469, 174498709), (539, 151836539), (737, 111044633), (3283, 24928387), (5159, 15863519), (36113, 2266217)]