389635755

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59441}}^1$

素因数の和:59491

約数の個数: 32

約数和(自身を含む): 684771840

約数和(自身を除く): 295136085

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 285, 345, 437, 1311, 2185, 6555, 59441, 178323, 297205, 891615, 1129379, 1367143, 3388137, 4101429, 5646895, 6835715, 16940685, 20507145, 25975717, 77927151, 129878585, 389635755]

約数ペア:

[(1, 389635755), (3, 129878585), (5, 77927151), (15, 25975717), (19, 20507145), (23, 16940685), (57, 6835715), (69, 5646895), (95, 4101429), (115, 3388137), (285, 1367143), (345, 1129379), (437, 891615), (1311, 297205), (2185, 178323), (6555, 59441)]