268339981

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{1217}}^1\times {\mathrm{2423}}^1$

素因数の和:3660

約数の個数: 16

約数和(自身を含む): 330672384

約数和(自身を除く): 62332403

約数列:

[1, 7, 13, 91, 1217, 2423, 8519, 15821, 16961, 31499, 110747, 220493, 2948791, 20641537, 38334283, 268339981]

約数ペア:

[(1, 268339981), (7, 38334283), (13, 20641537), (91, 2948791), (1217, 220493), (2423, 110747), (8519, 31499), (15821, 16961)]