25721817

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{1201}}^1$

素因数の和:1285

約数の個数: 24

約数和(自身を含む): 38367840

約数和(自身を除く): 12646023

約数列:

[1, 3, 11, 33, 59, 121, 177, 363, 649, 1201, 1947, 3603, 7139, 13211, 21417, 39633, 70859, 145321, 212577, 435963, 779449, 2338347, 8573939, 25721817]

約数ペア:

[(1, 25721817), (3, 8573939), (11, 2338347), (33, 779449), (59, 435963), (121, 212577), (177, 145321), (363, 70859), (649, 39633), (1201, 21417), (1947, 13211), (3603, 7139)]