28518908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{4663}}^1$

素因数の和:4817

約数の個数: 24

約数和(自身を含む): 54848640

約数和(自身を除く): 26329732

約数列:

[1, 2, 4, 11, 22, 44, 139, 278, 556, 1529, 3058, 4663, 6116, 9326, 18652, 51293, 102586, 205172, 648157, 1296314, 2592628, 7129727, 14259454, 28518908]

約数ペア:

[(1, 28518908), (2, 14259454), (4, 7129727), (11, 2592628), (22, 1296314), (44, 648157), (139, 205172), (278, 102586), (556, 51293), (1529, 18652), (3058, 9326), (4663, 6116)]