289293808

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{142369}}^1$

素因数の和:142504

約数の個数: 20

約数和(自身を含む): 564924160

約数和(自身を除く): 275630352

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 142369, 284738, 569476, 1138952, 2277904, 18080863, 36161726, 72323452, 144646904, 289293808]

約数ペア:

[(1, 289293808), (2, 144646904), (4, 72323452), (8, 36161726), (16, 18080863), (127, 2277904), (254, 1138952), (508, 569476), (1016, 284738), (2032, 142369)]