12886839

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{3467}}^1$

素因数の和:3539

約数の個数: 24

約数和(自身を含む): 21640320

約数和(自身を除く): 8753481

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 413, 531, 1239, 3467, 3717, 10401, 24269, 31203, 72807, 204553, 218421, 613659, 1431871, 1840977, 4295613, 12886839]

約数ペア:

[(1, 12886839), (3, 4295613), (7, 1840977), (9, 1431871), (21, 613659), (59, 218421), (63, 204553), (177, 72807), (413, 31203), (531, 24269), (1239, 10401), (3467, 3717)]