785399433

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2876921}}^1$

素因数の和:2876944

約数の個数: 16

約数和(自身を含む): 1288861056

約数和(自身を除く): 503461623

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 2876921, 8630763, 20138447, 37399973, 60415341, 112199919, 261799811, 785399433]

約数ペア:

[(1, 785399433), (3, 261799811), (7, 112199919), (13, 60415341), (21, 37399973), (39, 20138447), (91, 8630763), (273, 2876921)]