28736411

素因数分解:

${\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:263

約数の個数: 24

約数和(自身を含む): 33503232

約数和(自身を除く): 4766821

約数列:

[1, 11, 31, 47, 121, 163, 341, 517, 1457, 1793, 3751, 5053, 5687, 7661, 16027, 19723, 55583, 84271, 176297, 237491, 611413, 926981, 2612401, 28736411]

約数ペア:

[(1, 28736411), (11, 2612401), (31, 926981), (47, 611413), (121, 237491), (163, 176297), (341, 84271), (517, 55583), (1457, 19723), (1793, 16027), (3751, 7661), (5053, 5687)]