25890579

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{20117}}^1$

素因数の和:20147

約数の個数: 24

約数和(自身を含む): 43937712

約数和(自身を除く): 18047133

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 20117, 60351, 181053, 221287, 261521, 663861, 784563, 1991583, 2353689, 2876731, 8630193, 25890579]

約数ペア:

[(1, 25890579), (3, 8630193), (9, 2876731), (11, 2353689), (13, 1991583), (33, 784563), (39, 663861), (99, 261521), (117, 221287), (143, 181053), (429, 60351), (1287, 20117)]