12109923

素因数分解:

$3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{911}}^1$

素因数の和:1135

約数の個数: 24

約数和(自身を含む): 20107776

約数和(自身を除く): 7997853

約数列:

[1, 3, 7, 9, 21, 63, 211, 633, 911, 1477, 1899, 2733, 4431, 6377, 8199, 13293, 19131, 57393, 192221, 576663, 1345547, 1729989, 4036641, 12109923]

約数ペア:

[(1, 12109923), (3, 4036641), (7, 1729989), (9, 1345547), (21, 576663), (63, 192221), (211, 57393), (633, 19131), (911, 13293), (1477, 8199), (1899, 6377), (2733, 4431)]