12670775

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{2999}}^1$

素因数の和:3035

約数の個数: 18

約数和(自身を含む): 17019000

約数和(自身を除く): 4348225

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 2999, 4225, 14995, 38987, 74975, 194935, 506831, 974675, 2534155, 12670775]

約数ペア:

[(1, 12670775), (5, 2534155), (13, 974675), (25, 506831), (65, 194935), (169, 74975), (325, 38987), (845, 14995), (2999, 4225)]