2639661

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:340

約数の個数: 16

約数和(自身を含む): 3650304

約数和(自身を除く): 1010643

約数列:

[1, 3, 47, 97, 141, 193, 291, 579, 4559, 9071, 13677, 18721, 27213, 56163, 879887, 2639661]

約数ペア:

[(1, 2639661), (3, 879887), (47, 56163), (97, 27213), (141, 18721), (193, 13677), (291, 9071), (579, 4559)]