1273741

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:244

約数の個数: 16

約数和(自身を含む): 1567360

約数和(自身を除く): 293619

約数列:

[1, 7, 19, 61, 133, 157, 427, 1099, 1159, 2983, 8113, 9577, 20881, 67039, 181963, 1273741]

約数ペア:

[(1, 1273741), (7, 181963), (19, 67039), (61, 20881), (133, 9577), (157, 8113), (427, 2983), (1099, 1159)]