51209817

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{349}}^1\times {\mathrm{829}}^1$

素因数の和:1240

約数の個数: 16

約数和(自身を含む): 69720000

約数和(自身を除く): 18510183

約数列:

[1, 3, 59, 177, 349, 829, 1047, 2487, 20591, 48911, 61773, 146733, 289321, 867963, 17069939, 51209817]

約数ペア:

[(1, 51209817), (3, 17069939), (59, 867963), (177, 289321), (349, 146733), (829, 61773), (1047, 48911), (2487, 20591)]