28287974

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{98909}}^1$

素因数の和:98935

約数の個数: 16

約数和(自身を含む): 49850640

約数和(自身を除く): 21562666

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 98909, 197818, 1087999, 1285817, 2175998, 2571634, 14143987, 28287974]

約数ペア:

[(1, 28287974), (2, 14143987), (11, 2571634), (13, 2175998), (22, 1285817), (26, 1087999), (143, 197818), (286, 98909)]