199857777

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{1753}}^1$

素因数の和:1913

約数の個数: 32

約数和(自身を含む): 313194240

約数和(自身を除く): 113336463

約数列:

[1, 3, 7, 21, 61, 89, 183, 267, 427, 623, 1281, 1753, 1869, 5259, 5429, 12271, 16287, 36813, 38003, 106933, 114009, 156017, 320799, 468051, 748531, 1092119, 2245593, 3276357, 9517037, 28551111, 66619259, 199857777]

約数ペア:

[(1, 199857777), (3, 66619259), (7, 28551111), (21, 9517037), (61, 3276357), (89, 2245593), (183, 1092119), (267, 748531), (427, 468051), (623, 320799), (1281, 156017), (1753, 114009), (1869, 106933), (5259, 38003), (5429, 36813), (12271, 16287)]