259822407

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{391889}}^1$

素因数の和:391922

約数の個数: 16

約数和(自身を含む): 395025120

約数和(自身を除く): 135202713

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 391889, 1175667, 5094557, 6662113, 15283671, 19986339, 86607469, 259822407]

約数ペア:

[(1, 259822407), (3, 86607469), (13, 19986339), (17, 15283671), (39, 6662113), (51, 5094557), (221, 1175667), (663, 391889)]