12505269

素因数分解:

$3^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{929}}^1$

素因数の和:1580

約数の個数: 16

約数和(自身を含む): 19105920

約数和(自身を除く): 6600651

約数列:

[1, 3, 7, 21, 641, 929, 1923, 2787, 4487, 6503, 13461, 19509, 595489, 1786467, 4168423, 12505269]

約数ペア:

[(1, 12505269), (3, 4168423), (7, 1786467), (21, 595489), (641, 19509), (929, 13461), (1923, 6503), (2787, 4487)]