206770863

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{1061}}^1$

素因数の和:1359

約数の個数: 32

約数和(自身を含む): 314012160

約数和(自身を除く): 107241297

約数列:

[1, 3, 13, 19, 39, 57, 247, 263, 741, 789, 1061, 3183, 3419, 4997, 10257, 13793, 14991, 20159, 41379, 60477, 64961, 194883, 262067, 279043, 786201, 837129, 3627559, 5301817, 10882677, 15905451, 68923621, 206770863]

約数ペア:

[(1, 206770863), (3, 68923621), (13, 15905451), (19, 10882677), (39, 5301817), (57, 3627559), (247, 837129), (263, 786201), (741, 279043), (789, 262067), (1061, 194883), (3183, 64961), (3419, 60477), (4997, 41379), (10257, 20159), (13793, 14991)]