128920345078

素因数分解:

$2^1\times 7^1\times {\mathrm{4937}}^1\times {\mathrm{1865221}}^1$

素因数の和:1870167

約数の個数: 16

約数和(自身を含む): 221051189664

約数和(自身を除く): 92130844586

約数列:

[1, 2, 7, 14, 4937, 9874, 34559, 69118, 1865221, 3730442, 13056547, 26113094, 9208596077, 18417192154, 64460172539, 128920345078]

約数ペア:

[(1, 128920345078), (2, 64460172539), (7, 18417192154), (14, 9208596077), (4937, 26113094), (9874, 13056547), (34559, 3730442), (69118, 1865221)]