78761289

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{81281}}^1$

素因数の和:81320

約数の個数: 16

約数和(自身を含む): 117046080

約数和(自身を除く): 38284791

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 81281, 243843, 1381777, 1544339, 4145331, 4633017, 26253763, 78761289]

約数ペア:

[(1, 78761289), (3, 26253763), (17, 4633017), (19, 4145331), (51, 1544339), (57, 1381777), (323, 243843), (969, 81281)]