28140581

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{1117}}^1$

素因数の和:1244

約数の個数: 16

約数和(自身を含む): 33271680

約数和(自身を除く): 5131099

約数列:

[1, 7, 59, 61, 413, 427, 1117, 3599, 7819, 25193, 65903, 68137, 461321, 476959, 4020083, 28140581]

約数ペア:

[(1, 28140581), (7, 4020083), (59, 476959), (61, 461321), (413, 68137), (427, 65903), (1117, 25193), (3599, 7819)]