128775742

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{631}}^1\times {\mathrm{1523}}^1$

素因数の和:2223

約数の個数: 16

約数和(自身を含む): 196486272

約数和(自身を除く): 67710530

約数列:

[1, 2, 67, 134, 631, 1262, 1523, 3046, 42277, 84554, 102041, 204082, 961013, 1922026, 64387871, 128775742]

約数ペア:

[(1, 128775742), (2, 64387871), (67, 1922026), (134, 961013), (631, 204082), (1262, 102041), (1523, 84554), (3046, 42277)]