28502439

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{9907}}^1$

素因数の和:10054

約数の個数: 16

約数和(自身を含む): 43753728

約数和(自身を除く): 15251289

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 9907, 29721, 69349, 208047, 1357259, 4071777, 9500813, 28502439]

約数ペア:

[(1, 28502439), (3, 9500813), (7, 4071777), (21, 1357259), (137, 208047), (411, 69349), (959, 29721), (2877, 9907)]