127994321

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2999}}^1$

素因数の和:3093

約数の個数: 24

約数和(自身を含む): 162792000

約数和(自身を除く): 34797679

約数列:

[1, 7, 13, 49, 67, 91, 469, 637, 871, 2999, 3283, 6097, 20993, 38987, 42679, 146951, 200933, 272909, 1406531, 1910363, 2612129, 9845717, 18284903, 127994321]

約数ペア:

[(1, 127994321), (7, 18284903), (13, 9845717), (49, 2612129), (67, 1910363), (91, 1406531), (469, 272909), (637, 200933), (871, 146951), (2999, 42679), (3283, 38987), (6097, 20993)]