2078771779

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1\times {\mathrm{30707}}^1$

素因数の和:31242

約数の個数: 16

約数和(自身を含む): 2505772800

約数和(自身を除く): 427001021

約数列:

[1, 7, 19, 133, 509, 3563, 9671, 30707, 67697, 214949, 583433, 4084031, 15629863, 109409041, 296967397, 2078771779]

約数ペア:

[(1, 2078771779), (7, 296967397), (19, 109409041), (133, 15629863), (509, 4084031), (3563, 583433), (9671, 214949), (30707, 67697)]