128668845

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{182509}}^1$

素因数の和:182564

約数の個数: 16

約数和(自身を含む): 210251520

約数和(自身を除く): 81582675

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 182509, 547527, 912545, 2737635, 8577923, 25733769, 42889615, 128668845]

約数ペア:

[(1, 128668845), (3, 42889615), (5, 25733769), (15, 8577923), (47, 2737635), (141, 912545), (235, 547527), (705, 182509)]