12965553

素因数分解:

$3^2\times {\mathrm{41}}^2\times {\mathrm{857}}^1$

素因数の和:945

約数の個数: 18

約数和(自身を含む): 19218342

約数和(自身を除く): 6252789

約数列:

[1, 3, 9, 41, 123, 369, 857, 1681, 2571, 5043, 7713, 15129, 35137, 105411, 316233, 1440617, 4321851, 12965553]

約数ペア:

[(1, 12965553), (3, 4321851), (9, 1440617), (41, 316233), (123, 105411), (369, 35137), (857, 15129), (1681, 7713), (2571, 5043)]