9981907

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1$

素因数の和:139

約数の個数: 24

約数和(自身を含む): 12011328

約数和(自身を除く): 2029421

約数列:

[1, 13, 17, 31, 47, 221, 403, 527, 611, 799, 961, 1457, 6851, 10387, 12493, 16337, 18941, 24769, 45167, 212381, 321997, 587171, 767839, 9981907]

約数ペア:

[(1, 9981907), (13, 767839), (17, 587171), (31, 321997), (47, 212381), (221, 45167), (403, 24769), (527, 18941), (611, 16337), (799, 12493), (961, 10387), (1457, 6851)]