131121717

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{13297}}^1$

素因数の和:13492

約数の個数: 16

約数和(自身を含む): 185108160

約数和(自身を除く): 53986443

約数列:

[1, 3, 19, 57, 173, 519, 3287, 9861, 13297, 39891, 252643, 757929, 2300381, 6901143, 43707239, 131121717]

約数ペア:

[(1, 131121717), (3, 43707239), (19, 6901143), (57, 2300381), (173, 757929), (519, 252643), (3287, 39891), (9861, 13297)]