12725739

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4729}}^1$

素因数の和:4771

約数の個数: 24

約数和(自身を含む): 20660640

約数和(自身を除く): 7934901

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2691, 4729, 14187, 42561, 61477, 108767, 184431, 326301, 553293, 978903, 1413971, 4241913, 12725739]

約数ペア:

[(1, 12725739), (3, 4241913), (9, 1413971), (13, 978903), (23, 553293), (39, 326301), (69, 184431), (117, 108767), (207, 61477), (299, 42561), (897, 14187), (2691, 4729)]