1638305123

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{51001}}^1$

素因数の和:51374

約数の個数: 16

約数和(自身を含む): 2022127296

約数和(自身を除く): 383822173

約数列:

[1, 7, 13, 91, 353, 2471, 4589, 32123, 51001, 357007, 663013, 4641091, 18003353, 126023471, 234043589, 1638305123]

約数ペア:

[(1, 1638305123), (7, 234043589), (13, 126023471), (91, 18003353), (353, 4641091), (2471, 663013), (4589, 357007), (32123, 51001)]