12291909

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{4211}}^1$

素因数の和:4360

約数の個数: 16

約数和(自身を含む): 18869760

約数和(自身を除く): 6577851

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 4211, 12633, 29477, 88431, 585329, 1755987, 4097303, 12291909]

約数ペア:

[(1, 12291909), (3, 4097303), (7, 1755987), (21, 585329), (139, 88431), (417, 29477), (973, 12633), (2919, 4211)]