129757424

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{63857}}^1$

素因数の和:63992

約数の個数: 20

約数和(自身を含む): 253388544

約数和(自身を除く): 123631120

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 63857, 127714, 255428, 510856, 1021712, 8109839, 16219678, 32439356, 64878712, 129757424]

約数ペア:

[(1, 129757424), (2, 64878712), (4, 32439356), (8, 16219678), (16, 8109839), (127, 1021712), (254, 510856), (508, 255428), (1016, 127714), (2032, 63857)]