9990126

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{7817}}^1$

素因数の和:7896

約数の個数: 24

約数和(自身を含む): 21952944

約数和(自身を除く): 11962818

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 7817, 15634, 23451, 46902, 70353, 140706, 555007, 1110014, 1665021, 3330042, 4995063, 9990126]

約数ペア:

[(1, 9990126), (2, 4995063), (3, 3330042), (6, 1665021), (9, 1110014), (18, 555007), (71, 140706), (142, 70353), (213, 46902), (426, 23451), (639, 15634), (1278, 7817)]