78443385

素因数分解:

$3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{21881}}^1$

素因数の和:22128

約数の個数: 16

約数和(自身を含む): 126040320

約数和(自身を除く): 47596935

約数列:

[1, 3, 5, 15, 239, 717, 1195, 3585, 21881, 65643, 109405, 328215, 5229559, 15688677, 26147795, 78443385]

約数ペア:

[(1, 78443385), (3, 26147795), (5, 15688677), (15, 5229559), (239, 328215), (717, 109405), (1195, 65643), (3585, 21881)]