13006287

素因数分解:

$3^2\times 7^1\times {\mathrm{431}}^1\times {\mathrm{479}}^1$

素因数の和:923

約数の個数: 24

約数和(自身を含む): 21565440

約数和(自身を除く): 8559153

約数列:

[1, 3, 7, 9, 21, 63, 431, 479, 1293, 1437, 3017, 3353, 3879, 4311, 9051, 10059, 27153, 30177, 206449, 619347, 1445143, 1858041, 4335429, 13006287]

約数ペア:

[(1, 13006287), (3, 4335429), (7, 1858041), (9, 1445143), (21, 619347), (63, 206449), (431, 30177), (479, 27153), (1293, 10059), (1437, 9051), (3017, 4311), (3353, 3879)]