80182791

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{76147}}^1$

素因数の和:76172

約数の個数: 20

約数和(自身を含む): 128994712

約数和(自身を除く): 48811921

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 76147, 228441, 685323, 989911, 2055969, 2969733, 6167907, 8909199, 26727597, 80182791]

約数ペア:

[(1, 80182791), (3, 26727597), (9, 8909199), (13, 6167907), (27, 2969733), (39, 2055969), (81, 989911), (117, 685323), (351, 228441), (1053, 76147)]