209547897

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1327}}^1\times {\mathrm{4049}}^1$

素因数の和:5392

約数の個数: 16

約数和(自身を含む): 301190400

約数和(自身を除く): 91642503

約数列:

[1, 3, 13, 39, 1327, 3981, 4049, 12147, 17251, 51753, 52637, 157911, 5373023, 16119069, 69849299, 209547897]

約数ペア:

[(1, 209547897), (3, 69849299), (13, 16119069), (39, 5373023), (1327, 157911), (3981, 52637), (4049, 51753), (12147, 17251)]