28132478

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{31189}}^1$

素因数の和:31243

約数の個数: 16

約数和(自身を含む): 47159280

約数和(自身を除く): 19026802

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 31189, 62378, 343079, 686158, 1278749, 2557498, 14066239, 28132478]

約数ペア:

[(1, 28132478), (2, 14066239), (11, 2557498), (22, 1278749), (41, 686158), (82, 343079), (451, 62378), (902, 31189)]