78057254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{20509}}^1$

素因数の和:20695

約数の個数: 16

約数和(自身を含む): 128474640

約数和(自身を除く): 50417386

約数列:

[1, 2, 11, 22, 173, 346, 1903, 3806, 20509, 41018, 225599, 451198, 3548057, 7096114, 39028627, 78057254]

約数ペア:

[(1, 78057254), (2, 39028627), (11, 7096114), (22, 3548057), (173, 451198), (346, 225599), (1903, 41018), (3806, 20509)]