245427852

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{147139}}^1$

素因数の和:147285

約数の個数: 24

約数和(自身を含む): 576788800

約数和(自身を除く): 331360948

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1668, 147139, 294278, 441417, 588556, 882834, 1765668, 20452321, 40904642, 61356963, 81809284, 122713926, 245427852]

約数ペア:

[(1, 245427852), (2, 122713926), (3, 81809284), (4, 61356963), (6, 40904642), (12, 20452321), (139, 1765668), (278, 882834), (417, 588556), (556, 441417), (834, 294278), (1668, 147139)]