520080015

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{381011}}^1$

素因数の和:381039

約数の個数: 32

約数和(自身を含む): 1024160256

約数和(自身を除く): 504080241

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 381011, 1143033, 1905055, 2667077, 4953143, 5715165, 8001231, 13335385, 14859429, 24765715, 34672001, 40006155, 74297145, 104016003, 173360005, 520080015]

約数ペア:

[(1, 520080015), (3, 173360005), (5, 104016003), (7, 74297145), (13, 40006155), (15, 34672001), (21, 24765715), (35, 14859429), (39, 13335385), (65, 8001231), (91, 5715165), (105, 4953143), (195, 2667077), (273, 1905055), (455, 1143033), (1365, 381011)]