28105833

素因数分解:

$3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{6343}}^1$

素因数の和:6564

約数の個数: 16

約数和(自身を含む): 43037696

約数和(自身を除く): 14931863

約数列:

[1, 3, 7, 21, 211, 633, 1477, 4431, 6343, 19029, 44401, 133203, 1338373, 4015119, 9368611, 28105833]

約数ペア:

[(1, 28105833), (3, 9368611), (7, 4015119), (21, 1338373), (211, 133203), (633, 44401), (1477, 19029), (4431, 6343)]