28936721

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{467}}^1$

素因数の和:652

約数の個数: 16

約数和(自身を含む): 32617728

約数和(自身を除く): 3681007

約数列:

[1, 11, 43, 131, 467, 473, 1441, 5137, 5633, 20081, 61177, 61963, 220891, 672947, 2630611, 28936721]

約数ペア:

[(1, 28936721), (11, 2630611), (43, 672947), (131, 220891), (467, 61963), (473, 61177), (1441, 20081), (5137, 5633)]