128801068

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{43691}}^1$

素因数の和:43773

約数の個数: 24

約数和(自身を含む): 249568704

約数和(自身を除く): 120767636

約数列:

[1, 2, 4, 11, 22, 44, 67, 134, 268, 737, 1474, 2948, 43691, 87382, 174764, 480601, 961202, 1922404, 2927297, 5854594, 11709188, 32200267, 64400534, 128801068]

約数ペア:

[(1, 128801068), (2, 64400534), (4, 32200267), (11, 11709188), (22, 5854594), (44, 2927297), (67, 1922404), (134, 961202), (268, 480601), (737, 174764), (1474, 87382), (2948, 43691)]