2889665

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:320

約数の個数: 16

約数和(自身を含む): 3634176

約数和(自身を除く): 744511

約数列:

[1, 5, 31, 103, 155, 181, 515, 905, 3193, 5611, 15965, 18643, 28055, 93215, 577933, 2889665]

約数ペア:

[(1, 2889665), (5, 577933), (31, 93215), (103, 28055), (155, 18643), (181, 15965), (515, 5611), (905, 3193)]