161721599

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{2111}}^1$

素因数の和:2278

約数の個数: 16

約数和(自身を含む): 178827264

約数和(自身を除く): 17105665

約数列:

[1, 13, 71, 83, 923, 1079, 2111, 5893, 27443, 76609, 149881, 175213, 1948453, 2277769, 12440123, 161721599]

約数ペア:

[(1, 161721599), (13, 12440123), (71, 2277769), (83, 1948453), (923, 175213), (1079, 149881), (2111, 76609), (5893, 27443)]