12438909

素因数分解:

$3^2\times 7^1\times {\mathrm{347}}^1\times {\mathrm{569}}^1$

素因数の和:929

約数の個数: 24

約数和(自身を含む): 20629440

約数和(自身を除く): 8190531

約数列:

[1, 3, 7, 9, 21, 63, 347, 569, 1041, 1707, 2429, 3123, 3983, 5121, 7287, 11949, 21861, 35847, 197443, 592329, 1382101, 1776987, 4146303, 12438909]

約数ペア:

[(1, 12438909), (3, 4146303), (7, 1776987), (9, 1382101), (21, 592329), (63, 197443), (347, 35847), (569, 21861), (1041, 11949), (1707, 7287), (2429, 5121), (3123, 3983)]