13126743

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1499}}^1$

素因数の和:1651

約数の個数: 24

約数和(自身を含む): 21840000

約数和(自身を除く): 8713257

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 1499, 2919, 4497, 8757, 10493, 13491, 31479, 94437, 208361, 625083, 1458527, 1875249, 4375581, 13126743]

約数ペア:

[(1, 13126743), (3, 4375581), (7, 1875249), (9, 1458527), (21, 625083), (63, 208361), (139, 94437), (417, 31479), (973, 13491), (1251, 10493), (1499, 8757), (2919, 4497)]