28204509

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{6701}}^1$

素因数の和:6788

約数の個数: 16

約数和(自身を含む): 39890304

約数和(自身を除く): 11685795

約数列:

[1, 3, 23, 61, 69, 183, 1403, 4209, 6701, 20103, 154123, 408761, 462369, 1226283, 9401503, 28204509]

約数ペア:

[(1, 28204509), (3, 9401503), (23, 1226283), (61, 462369), (69, 408761), (183, 154123), (1403, 20103), (4209, 6701)]