13404729

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 20127744

約数和(自身を除く): 6723015

約数列:

[1, 3, 13, 39, 47, 71, 103, 141, 213, 309, 611, 923, 1339, 1833, 2769, 3337, 4017, 4841, 7313, 10011, 14523, 21939, 43381, 62933, 95069, 130143, 188799, 285207, 343711, 1031133, 4468243, 13404729]

約数ペア:

[(1, 13404729), (3, 4468243), (13, 1031133), (39, 343711), (47, 285207), (71, 188799), (103, 130143), (141, 95069), (213, 62933), (309, 43381), (611, 21939), (923, 14523), (1339, 10011), (1833, 7313), (2769, 4841), (3337, 4017)]