90091989

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{33479}}^1$

素因数の和:33521

約数の個数: 24

約数和(自身を含む): 146240640

約数和(自身を除く): 56148651

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2691, 33479, 100437, 301311, 435227, 770017, 1305681, 2310051, 3917043, 6930153, 10010221, 30030663, 90091989]

約数ペア:

[(1, 90091989), (3, 30030663), (9, 10010221), (13, 6930153), (23, 3917043), (39, 2310051), (69, 1305681), (117, 770017), (207, 435227), (299, 301311), (897, 100437), (2691, 33479)]