2907021

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{569}}^1$

素因数の和:716

約数の個数: 16

約数和(自身を含む): 4213440

約数和(自身を除く): 1306419

約数列:

[1, 3, 13, 39, 131, 393, 569, 1703, 1707, 5109, 7397, 22191, 74539, 223617, 969007, 2907021]

約数ペア:

[(1, 2907021), (3, 969007), (13, 223617), (39, 74539), (131, 22191), (393, 7397), (569, 5109), (1703, 1707)]