289322355

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{10477}}^1$

素因数の和:10755

約数の個数: 32

約数和(自身を含む): 531108864

約数和(自身を除く): 241786509

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 263, 789, 1315, 1841, 3945, 5523, 9205, 10477, 27615, 31431, 52385, 73339, 157155, 220017, 366695, 1100085, 2755451, 8266353, 13777255, 19288157, 41331765, 57864471, 96440785, 289322355]

約数ペア:

[(1, 289322355), (3, 96440785), (5, 57864471), (7, 41331765), (15, 19288157), (21, 13777255), (35, 8266353), (105, 2755451), (263, 1100085), (789, 366695), (1315, 220017), (1841, 157155), (3945, 73339), (5523, 52385), (9205, 31431), (10477, 27615)]