30039779

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20533}}^1$

素因数の和:20570

約数の個数: 16

約数和(自身を含む): 39425280

約数和(自身を除く): 9385501

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 20533, 143731, 225863, 390127, 1581041, 2730889, 4291397, 30039779]

約数ペア:

[(1, 30039779), (7, 4291397), (11, 2730889), (19, 1581041), (77, 390127), (133, 225863), (209, 143731), (1463, 20533)]