128867765

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{4139}}^1$

素因数の和:4636

約数の個数: 16

約数和(自身を含む): 166924800

約数和(自身を除く): 38057035

約数列:

[1, 5, 13, 65, 479, 2395, 4139, 6227, 20695, 31135, 53807, 269035, 1982581, 9912905, 25773553, 128867765]

約数ペア:

[(1, 128867765), (5, 25773553), (13, 9912905), (65, 1982581), (479, 269035), (2395, 53807), (4139, 31135), (6227, 20695)]