87967789

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{701}}^1$

素因数の和:925

約数の個数: 24

約数和(自身を含む): 110918808

約数和(自身を除く): 22951019

約数列:

[1, 7, 13, 49, 91, 197, 637, 701, 1379, 2561, 4907, 9113, 9653, 17927, 34349, 63791, 125489, 138097, 446537, 966679, 1795261, 6766753, 12566827, 87967789]

約数ペア:

[(1, 87967789), (7, 12566827), (13, 6766753), (49, 1795261), (91, 966679), (197, 446537), (637, 138097), (701, 125489), (1379, 63791), (2561, 34349), (4907, 17927), (9113, 9653)]