27947241

素因数分解:

$3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2207}}^1$

素因数の和:2290

約数の個数: 32

約数和(自身を含む): 48046080

約数和(自身を除く): 20098839

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 189, 201, 469, 603, 1407, 1809, 2207, 4221, 6621, 12663, 15449, 19863, 46347, 59589, 139041, 147869, 417123, 443607, 1035083, 1330821, 3105249, 3992463, 9315747, 27947241]

約数ペア:

[(1, 27947241), (3, 9315747), (7, 3992463), (9, 3105249), (21, 1330821), (27, 1035083), (63, 443607), (67, 417123), (189, 147869), (201, 139041), (469, 59589), (603, 46347), (1407, 19863), (1809, 15449), (2207, 12663), (4221, 6621)]