28513148979

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1303}}^1\times {\mathrm{19661}}^1$

素因数の和:21027

約数の個数: 32

約数和(自身を含む): 44304620544

約数和(自身を除く): 15791471565

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 1303, 3909, 9121, 19661, 27363, 58983, 69059, 137627, 207177, 412881, 483413, 1042033, 1450239, 3126099, 7294231, 21882693, 25618283, 76854849, 179327981, 537983943, 1357768999, 4073306997, 9504382993, 28513148979]

約数ペア:

[(1, 28513148979), (3, 9504382993), (7, 4073306997), (21, 1357768999), (53, 537983943), (159, 179327981), (371, 76854849), (1113, 25618283), (1303, 21882693), (3909, 7294231), (9121, 3126099), (19661, 1450239), (27363, 1042033), (58983, 483413), (69059, 412881), (137627, 207177)]