12757227

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31973}}^1$

素因数の和:32002

約数の個数: 16

約数和(自身を含む): 20463360

約数和(自身を除く): 7706133

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 31973, 95919, 223811, 607487, 671433, 1822461, 4252409, 12757227]

約数ペア:

[(1, 12757227), (3, 4252409), (7, 1822461), (19, 671433), (21, 607487), (57, 223811), (133, 95919), (399, 31973)]