521123146

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{20747}}^1$

素因数の和:21429

約数の個数: 16

約数和(自身を含む): 824110560

約数和(自身を除く): 302987414

約数列:

[1, 2, 19, 38, 661, 1322, 12559, 20747, 25118, 41494, 394193, 788386, 13713767, 27427534, 260561573, 521123146]

約数ペア:

[(1, 521123146), (2, 260561573), (19, 27427534), (38, 13713767), (661, 788386), (1322, 394193), (12559, 41494), (20747, 25118)]