1297789765

素因数分解:

$5^1\times {\mathrm{331}}^1\times {\mathrm{433}}^1\times {\mathrm{1811}}^1$

素因数の和:2580

約数の個数: 16

約数和(自身を含む): 1566524736

約数和(自身を除く): 268734971

約数列:

[1, 5, 331, 433, 1655, 1811, 2165, 9055, 143323, 599441, 716615, 784163, 2997205, 3920815, 259557953, 1297789765]

約数ペア:

[(1, 1297789765), (5, 259557953), (331, 3920815), (433, 2997205), (1655, 784163), (1811, 716615), (2165, 599441), (9055, 143323)]