247486509009

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{1381}}^1\times {\mathrm{280451}}^1$

素因数の和:281909

約数の個数: 24

約数和(自身を含む): 362779245504

約数和(自身を除く): 115292736495

約数列:

[1, 3, 9, 71, 213, 639, 1381, 4143, 12429, 98051, 280451, 294153, 841353, 882459, 2524059, 19912021, 59736063, 179208189, 387302831, 1161908493, 3485725479, 27498501001, 82495503003, 247486509009]

約数ペア:

[(1, 247486509009), (3, 82495503003), (9, 27498501001), (71, 3485725479), (213, 1161908493), (639, 387302831), (1381, 179208189), (4143, 59736063), (12429, 19912021), (98051, 2524059), (280451, 882459), (294153, 841353)]