12939771

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{673}}^1$

素因数の和:735

約数の個数: 32

約数和(自身を含む): 20381760

約数和(自身を除く): 7441989

約数列:

[1, 3, 13, 17, 29, 39, 51, 87, 221, 377, 493, 663, 673, 1131, 1479, 2019, 6409, 8749, 11441, 19227, 19517, 26247, 34323, 58551, 148733, 253721, 331789, 446199, 761163, 995367, 4313257, 12939771]

約数ペア:

[(1, 12939771), (3, 4313257), (13, 995367), (17, 761163), (29, 446199), (39, 331789), (51, 253721), (87, 148733), (221, 58551), (377, 34323), (493, 26247), (663, 19517), (673, 19227), (1131, 11441), (1479, 8749), (2019, 6409)]