12589655

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:395

約数の個数: 24

約数和(自身を含む): 16759872

約数和(自身を除く): 4170217

約数列:

[1, 5, 13, 47, 65, 169, 235, 317, 611, 845, 1585, 3055, 4121, 7943, 14899, 20605, 39715, 53573, 74495, 193687, 267865, 968435, 2517931, 12589655]

約数ペア:

[(1, 12589655), (5, 2517931), (13, 968435), (47, 267865), (65, 193687), (169, 74495), (235, 53573), (317, 39715), (611, 20605), (845, 14899), (1585, 7943), (3055, 4121)]