28972911

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{569}}^1\times {\mathrm{1543}}^1$

素因数の和:2126

約数の個数: 16

約数和(自身を含む): 42243840

約数和(自身を除く): 13270929

約数列:

[1, 3, 11, 33, 569, 1543, 1707, 4629, 6259, 16973, 18777, 50919, 877967, 2633901, 9657637, 28972911]

約数ペア:

[(1, 28972911), (3, 9657637), (11, 2633901), (33, 877967), (569, 50919), (1543, 18777), (1707, 16973), (4629, 6259)]