28406433

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{6571}}^1$

素因数の和:6716

約数の個数: 16

約数和(自身を含む): 41640192

約数和(自身を除く): 13233759

約数列:

[1, 3, 11, 33, 131, 393, 1441, 4323, 6571, 19713, 72281, 216843, 860801, 2582403, 9468811, 28406433]

約数ペア:

[(1, 28406433), (3, 9468811), (11, 2582403), (33, 860801), (131, 216843), (393, 72281), (1441, 19713), (4323, 6571)]