640126482

素因数分解:

$2^1\times 3^1\times {\mathrm{127}}^1\times {\mathrm{840061}}^1$

素因数の和:840193

約数の個数: 16

約数和(自身を含む): 1290335232

約数和(自身を除く): 650208750

約数列:

[1, 2, 3, 6, 127, 254, 381, 762, 840061, 1680122, 2520183, 5040366, 106687747, 213375494, 320063241, 640126482]

約数ペア:

[(1, 640126482), (2, 320063241), (3, 213375494), (6, 106687747), (127, 5040366), (254, 2520183), (381, 1680122), (762, 840061)]