128480565

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{450809}}^1$

素因数の和:450836

約数の個数: 16

約数和(自身を含む): 216388800

約数和(自身を除く): 87908235

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 450809, 1352427, 2254045, 6762135, 8565371, 25696113, 42826855, 128480565]

約数ペア:

[(1, 128480565), (3, 42826855), (5, 25696113), (15, 8565371), (19, 6762135), (57, 2254045), (95, 1352427), (285, 450809)]