278330511

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{28277}}^1$

素因数の和:28490

約数の個数: 16

約数和(自身を含む): 394987104

約数和(自身を除く): 116656593

約数列:

[1, 3, 17, 51, 193, 579, 3281, 9843, 28277, 84831, 480709, 1442127, 5457461, 16372383, 92776837, 278330511]

約数ペア:

[(1, 278330511), (3, 92776837), (17, 16372383), (51, 5457461), (193, 1442127), (579, 480709), (3281, 84831), (9843, 28277)]