128469814

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{7477}}^1$

素因数の和:7572

約数の個数: 24

約数和(自身を含む): 214827984

約数和(自身を除く): 86358170

約数列:

[1, 2, 11, 22, 71, 121, 142, 242, 781, 1562, 7477, 8591, 14954, 17182, 82247, 164494, 530867, 904717, 1061734, 1809434, 5839537, 11679074, 64234907, 128469814]

約数ペア:

[(1, 128469814), (2, 64234907), (11, 11679074), (22, 5839537), (71, 1809434), (121, 1061734), (142, 904717), (242, 530867), (781, 164494), (1562, 82247), (7477, 17182), (8591, 14954)]