12991041

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{10853}}^1$

素因数の和:10885

約数の個数: 24

約数和(自身を含む): 22576320

約数和(自身を除く): 9585279

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 10853, 32559, 75971, 97677, 206207, 227913, 618621, 683739, 1443449, 1855863, 4330347, 12991041]

約数ペア:

[(1, 12991041), (3, 4330347), (7, 1855863), (9, 1443449), (19, 683739), (21, 618621), (57, 227913), (63, 206207), (133, 97677), (171, 75971), (399, 32559), (1197, 10853)]