81127761

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6521}}^1$

素因数の和:6577

約数の個数: 32

約数和(自身を含む): 131483520

約数和(自身を除く): 50355759

約数列:

[1, 3, 11, 13, 29, 33, 39, 87, 143, 319, 377, 429, 957, 1131, 4147, 6521, 12441, 19563, 71731, 84773, 189109, 215193, 254319, 567327, 932503, 2080199, 2458417, 2797509, 6240597, 7375251, 27042587, 81127761]

約数ペア:

[(1, 81127761), (3, 27042587), (11, 7375251), (13, 6240597), (29, 2797509), (33, 2458417), (39, 2080199), (87, 932503), (143, 567327), (319, 254319), (377, 215193), (429, 189109), (957, 84773), (1131, 71731), (4147, 19563), (6521, 12441)]