22287551

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:687

約数の個数: 24

約数和(自身を含む): 27757440

約数和(自身を除く): 5469889

約数列:

[1, 11, 13, 19, 143, 169, 209, 247, 631, 1859, 2717, 3211, 6941, 8203, 11989, 35321, 90233, 106639, 131879, 155857, 1173029, 1714427, 2026141, 22287551]

約数ペア:

[(1, 22287551), (11, 2026141), (13, 1714427), (19, 1173029), (143, 155857), (169, 131879), (209, 106639), (247, 90233), (631, 35321), (1859, 11989), (2717, 8203), (3211, 6941)]