31431939

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{136069}}^1$

素因数の和:136090

約数の個数: 16

約数和(自身を含む): 52250880

約数和(自身を除く): 20818941

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 136069, 408207, 952483, 1496759, 2857449, 4490277, 10477313, 31431939]

約数ペア:

[(1, 31431939), (3, 10477313), (7, 4490277), (11, 2857449), (21, 1496759), (33, 952483), (77, 408207), (231, 136069)]