28165228

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{77377}}^1$

素因数の和:77401

約数の個数: 24

約数和(自身を含む): 60664352

約数和(自身を除く): 32499124

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 77377, 154754, 309508, 541639, 1005901, 1083278, 2011802, 2166556, 4023604, 7041307, 14082614, 28165228]

約数ペア:

[(1, 28165228), (2, 14082614), (4, 7041307), (7, 4023604), (13, 2166556), (14, 2011802), (26, 1083278), (28, 1005901), (52, 541639), (91, 309508), (182, 154754), (364, 77377)]