56890491

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{499}}^1$

素因数の和:659

約数の個数: 32

約数和(自身を含む): 89280000

約数和(自身を除く): 32389509

約数列:

[1, 3, 7, 21, 61, 89, 183, 267, 427, 499, 623, 1281, 1497, 1869, 3493, 5429, 10479, 16287, 30439, 38003, 44411, 91317, 114009, 133233, 213073, 310877, 639219, 932631, 2709071, 8127213, 18963497, 56890491]

約数ペア:

[(1, 56890491), (3, 18963497), (7, 8127213), (21, 2709071), (61, 932631), (89, 639219), (183, 310877), (267, 213073), (427, 133233), (499, 114009), (623, 91317), (1281, 44411), (1497, 38003), (1869, 30439), (3493, 16287), (5429, 10479)]