161569364

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{333821}}^1$

素因数の和:333847

約数の個数: 18

約数和(自身を含む): 310788282

約数和(自身を除く): 149218918

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 333821, 667642, 1335284, 3672031, 7344062, 14688124, 40392341, 80784682, 161569364]

約数ペア:

[(1, 161569364), (2, 80784682), (4, 40392341), (11, 14688124), (22, 7344062), (44, 3672031), (121, 1335284), (242, 667642), (484, 333821)]