12480345

素因数分解:

$3^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{479}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 22348800

約数和(自身を除く): 9868455

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 193, 479, 579, 965, 1437, 1737, 2395, 2895, 4311, 5211, 7185, 8685, 12933, 21555, 26055, 64665, 92447, 277341, 462235, 832023, 1386705, 2496069, 4160115, 12480345]

約数ペア:

[(1, 12480345), (3, 4160115), (5, 2496069), (9, 1386705), (15, 832023), (27, 462235), (45, 277341), (135, 92447), (193, 64665), (479, 26055), (579, 21555), (965, 12933), (1437, 8685), (1737, 7185), (2395, 5211), (2895, 4311)]