2178007997

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1321}}^1\times {\mathrm{4051}}^1$

素因数の和:5420

約数の個数: 16

約数和(自身を含む): 2442675264

約数和(自身を除く): 264667267

約数列:

[1, 11, 37, 407, 1321, 4051, 14531, 44561, 48877, 149887, 537647, 1648757, 5351371, 58865081, 198000727, 2178007997]

約数ペア:

[(1, 2178007997), (11, 198000727), (37, 58865081), (407, 5351371), (1321, 1648757), (4051, 537647), (14531, 149887), (44561, 48877)]