16480809

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3109}}^1$

素因数の和:3165

約数の個数: 24

約数和(自身を含む): 25875200

約数和(自身を除く): 9394391

約数列:

[1, 3, 9, 19, 31, 57, 93, 171, 279, 589, 1767, 3109, 5301, 9327, 27981, 59071, 96379, 177213, 289137, 531639, 867411, 1831201, 5493603, 16480809]

約数ペア:

[(1, 16480809), (3, 5493603), (9, 1831201), (19, 867411), (31, 531639), (57, 289137), (93, 177213), (171, 96379), (279, 59071), (589, 27981), (1767, 9327), (3109, 5301)]