4089141

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1381}}^1$

素因数の和:1441

約数の個数: 24

約数和(自身を含む): 6898944

約数和(自身を除く): 2809803

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 1381, 2961, 4143, 9667, 12429, 29001, 64907, 87003, 194721, 454349, 584163, 1363047, 4089141]

約数ペア:

[(1, 4089141), (3, 1363047), (7, 584163), (9, 454349), (21, 194721), (47, 87003), (63, 64907), (141, 29001), (329, 12429), (423, 9667), (987, 4143), (1381, 2961)]