28436961

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{13147}}^1$

素因数の和:13260

約数の個数: 16

約数和(自身を含む): 43756544

約数和(自身を除く): 15319583

約数列:

[1, 3, 7, 21, 103, 309, 721, 2163, 13147, 39441, 92029, 276087, 1354141, 4062423, 9478987, 28436961]

約数ペア:

[(1, 28436961), (3, 9478987), (7, 4062423), (21, 1354141), (103, 276087), (309, 92029), (721, 39441), (2163, 13147)]