28190877

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{65713}}^1$

素因数の和:65740

約数の個数: 16

約数和(自身を含む): 44159808

約数和(自身を除く): 15968931

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 65713, 197139, 722843, 854269, 2168529, 2562807, 9396959, 28190877]

約数ペア:

[(1, 28190877), (3, 9396959), (11, 2562807), (13, 2168529), (33, 854269), (39, 722843), (143, 197139), (429, 65713)]