128758426

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1\times {\mathrm{4723}}^1$

素因数の和:5085

約数の個数: 16

約数和(自身を含む): 198294624

約数和(自身を除く): 69536198

約数列:

[1, 2, 43, 86, 317, 634, 4723, 9446, 13631, 27262, 203089, 406178, 1497191, 2994382, 64379213, 128758426]

約数ペア:

[(1, 128758426), (2, 64379213), (43, 2994382), (86, 1497191), (317, 406178), (634, 203089), (4723, 27262), (9446, 13631)]