201615057

素因数分解:

$3^2\times 7^3\times {\mathrm{241}}^1\times {\mathrm{271}}^1$

素因数の和:539

約数の個数: 48

約数和(自身を含む): 342284800

約数和(自身を除く): 140669743

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 241, 271, 343, 441, 723, 813, 1029, 1687, 1897, 2169, 2439, 3087, 5061, 5691, 11809, 13279, 15183, 17073, 35427, 39837, 65311, 82663, 92953, 106281, 119511, 195933, 247989, 278859, 457177, 587799, 743967, 836577, 1371531, 3200239, 4114593, 9600717, 22401673, 28802151, 67205019, 201615057]

約数ペア:

[(1, 201615057), (3, 67205019), (7, 28802151), (9, 22401673), (21, 9600717), (49, 4114593), (63, 3200239), (147, 1371531), (241, 836577), (271, 743967), (343, 587799), (441, 457177), (723, 278859), (813, 247989), (1029, 195933), (1687, 119511), (1897, 106281), (2169, 92953), (2439, 82663), (3087, 65311), (5061, 39837), (5691, 35427), (11809, 17073), (13279, 15183)]