128263896

素因数分解:

$2^3\times 3^2\times {\mathrm{107}}^1\times {\mathrm{16649}}^1$

素因数の和:16768

約数の個数: 48

約数和(自身を含む): 350649000

約数和(自身を除く): 222385104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 107, 214, 321, 428, 642, 856, 963, 1284, 1926, 2568, 3852, 7704, 16649, 33298, 49947, 66596, 99894, 133192, 149841, 199788, 299682, 399576, 599364, 1198728, 1781443, 3562886, 5344329, 7125772, 10688658, 14251544, 16032987, 21377316, 32065974, 42754632, 64131948, 128263896]

約数ペア:

[(1, 128263896), (2, 64131948), (3, 42754632), (4, 32065974), (6, 21377316), (8, 16032987), (9, 14251544), (12, 10688658), (18, 7125772), (24, 5344329), (36, 3562886), (72, 1781443), (107, 1198728), (214, 599364), (321, 399576), (428, 299682), (642, 199788), (856, 149841), (963, 133192), (1284, 99894), (1926, 66596), (2568, 49947), (3852, 33298), (7704, 16649)]