27891145

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{2143}}^1$

素因数の和:2304

約数の個数: 16

約数和(自身を含む): 35504640

約数和(自身を除く): 7613495

約数列:

[1, 5, 19, 95, 137, 685, 2143, 2603, 10715, 13015, 40717, 203585, 293591, 1467955, 5578229, 27891145]

約数ペア:

[(1, 27891145), (5, 5578229), (19, 1467955), (95, 293591), (137, 203585), (685, 40717), (2143, 13015), (2603, 10715)]