26776449

素因数分解:

$3^2\times 7^1\times {\mathrm{643}}^1\times {\mathrm{661}}^1$

素因数の和:1317

約数の個数: 24

約数和(自身を含む): 44338112

約数和(自身を除く): 17561663

約数列:

[1, 3, 7, 9, 21, 63, 643, 661, 1929, 1983, 4501, 4627, 5787, 5949, 13503, 13881, 40509, 41643, 425023, 1275069, 2975161, 3825207, 8925483, 26776449]

約数ペア:

[(1, 26776449), (3, 8925483), (7, 3825207), (9, 2975161), (21, 1275069), (63, 425023), (643, 41643), (661, 40509), (1929, 13881), (1983, 13503), (4501, 5949), (4627, 5787)]