28560119

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{2243}}^1$

素因数の和:2374

約数の個数: 16

約数和(自身を含む): 34898688

約数和(自身を除く): 6338569

約数列:

[1, 7, 17, 107, 119, 749, 1819, 2243, 12733, 15701, 38131, 240001, 266917, 1680007, 4080017, 28560119]

約数ペア:

[(1, 28560119), (7, 4080017), (17, 1680007), (107, 266917), (119, 240001), (749, 38131), (1819, 15701), (2243, 12733)]