12691085

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{1907}}^1$

素因数の和:1945

約数の個数: 16

約数和(自身を含む): 16759872

約数和(自身を除く): 4068787

約数列:

[1, 5, 11, 55, 121, 605, 1331, 1907, 6655, 9535, 20977, 104885, 230747, 1153735, 2538217, 12691085]

約数ペア:

[(1, 12691085), (5, 2538217), (11, 1153735), (55, 230747), (121, 104885), (605, 20977), (1331, 9535), (1907, 6655)]