216256616

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{212851}}^1$

素因数の和:212984

約数の個数: 16

約数和(自身を含む): 408675840

約数和(自身を除く): 192419224

約数列:

[1, 2, 4, 8, 127, 254, 508, 1016, 212851, 425702, 851404, 1702808, 27032077, 54064154, 108128308, 216256616]

約数ペア:

[(1, 216256616), (2, 108128308), (4, 54064154), (8, 27032077), (127, 1702808), (254, 851404), (508, 425702), (1016, 212851)]