28186543

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{8513}}^1$

素因数の和:8574

約数の個数: 16

約数和(自身を含む): 35963136

約数和(自身を除く): 7776593

約数列:

[1, 7, 11, 43, 77, 301, 473, 3311, 8513, 59591, 93643, 366059, 655501, 2562413, 4026649, 28186543]

約数ペア:

[(1, 28186543), (7, 4026649), (11, 2562413), (43, 655501), (77, 366059), (301, 93643), (473, 59591), (3311, 8513)]