28298295

素因数分解:

$3^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2161}}^1$

素因数の和:2272

約数の個数: 32

約数和(自身を含む): 50850240

約数和(自身を除く): 22551945

約数列:

[1, 3, 5, 9, 15, 27, 45, 97, 135, 291, 485, 873, 1455, 2161, 2619, 4365, 6483, 10805, 13095, 19449, 32415, 58347, 97245, 209617, 291735, 628851, 1048085, 1886553, 3144255, 5659659, 9432765, 28298295]

約数ペア:

[(1, 28298295), (3, 9432765), (5, 5659659), (9, 3144255), (15, 1886553), (27, 1048085), (45, 628851), (97, 291735), (135, 209617), (291, 97245), (485, 58347), (873, 32415), (1455, 19449), (2161, 13095), (2619, 10805), (4365, 6483)]