290945954

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{108643}}^1$

素因数の和:108761

約数の個数: 16

約数和(自身を含む): 474556992

約数和(自身を除く): 183611038

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 108643, 217286, 1412359, 2824718, 11190229, 22380458, 145472977, 290945954]

約数ペア:

[(1, 290945954), (2, 145472977), (13, 22380458), (26, 11190229), (103, 2824718), (206, 1412359), (1339, 217286), (2678, 108643)]