51697359

素因数分解:

$3^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1249}}^1$

素因数の和:1341

約数の個数: 40

約数和(自身を含む): 89540000

約数和(自身を除く): 37842641

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 81, 189, 219, 511, 567, 657, 1249, 1533, 1971, 3747, 4599, 5913, 8743, 11241, 13797, 26229, 33723, 41391, 78687, 91177, 101169, 236061, 273531, 638239, 708183, 820593, 1914717, 2461779, 5744151, 7385337, 17232453, 51697359]

約数ペア:

[(1, 51697359), (3, 17232453), (7, 7385337), (9, 5744151), (21, 2461779), (27, 1914717), (63, 820593), (73, 708183), (81, 638239), (189, 273531), (219, 236061), (511, 101169), (567, 91177), (657, 78687), (1249, 41391), (1533, 33723), (1971, 26229), (3747, 13797), (4599, 11241), (5913, 8743)]