1661607

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:148

約数の個数: 32

約数和(自身を含む): 2688000

約数和(自身を除く): 1026393

約数列:

[1, 3, 9, 19, 27, 41, 57, 79, 123, 171, 237, 369, 513, 711, 779, 1107, 1501, 2133, 2337, 3239, 4503, 7011, 9717, 13509, 21033, 29151, 40527, 61541, 87453, 184623, 553869, 1661607]

約数ペア:

[(1, 1661607), (3, 553869), (9, 184623), (19, 87453), (27, 61541), (41, 40527), (57, 29151), (79, 21033), (123, 13509), (171, 9717), (237, 7011), (369, 4503), (513, 3239), (711, 2337), (779, 2133), (1107, 1501)]