28308665

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73529}}^1$

素因数の和:73552

約数の個数: 16

約数和(自身を含む): 42353280

約数和(自身を除く): 14044615

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 73529, 367645, 514703, 808819, 2573515, 4044095, 5661733, 28308665]

約数ペア:

[(1, 28308665), (5, 5661733), (7, 4044095), (11, 2573515), (35, 808819), (55, 514703), (77, 367645), (385, 73529)]