7423405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1901}}^1$

素因数の和:1988

約数の個数: 16

約数和(自身を含む): 9859968

約数和(自身を除く): 2436563

約数列:

[1, 5, 11, 55, 71, 355, 781, 1901, 3905, 9505, 20911, 104555, 134971, 674855, 1484681, 7423405]

約数ペア:

[(1, 7423405), (5, 1484681), (11, 674855), (55, 134971), (71, 104555), (355, 20911), (781, 9505), (1901, 3905)]