127916392

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{389989}}^1$

素因数の和:390036

約数の個数: 16

約数和(自身を含む): 245693700

約数和(自身を除く): 117777308

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 389989, 779978, 1559956, 3119912, 15989549, 31979098, 63958196, 127916392]

約数ペア:

[(1, 127916392), (2, 63958196), (4, 31979098), (8, 15989549), (41, 3119912), (82, 1559956), (164, 779978), (328, 389989)]