87140123

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{6521}}^1$

素因数の和:6634

約数の個数: 16

約数和(自身を含む): 105186816

約数和(自身を除く): 18046693

約数列:

[1, 7, 23, 83, 161, 581, 1909, 6521, 13363, 45647, 149983, 541243, 1049881, 3788701, 12448589, 87140123]

約数ペア:

[(1, 87140123), (7, 12448589), (23, 3788701), (83, 1049881), (161, 541243), (581, 149983), (1909, 45647), (6521, 13363)]