520040423

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1\times {\mathrm{3343}}^1$

素因数の和:3734

約数の個数: 16

約数和(自身を含む): 604809216

約数和(自身を除く): 84768793

約数列:

[1, 7, 71, 313, 497, 2191, 3343, 22223, 23401, 155561, 237353, 1046359, 1661471, 7324513, 74291489, 520040423]

約数ペア:

[(1, 520040423), (7, 74291489), (71, 7324513), (313, 1661471), (497, 1046359), (2191, 237353), (3343, 155561), (22223, 23401)]