128217196

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{26557}}^1$

素因数の和:26649

約数の個数: 24

約数和(自身を含む): 240934176

約数和(自身を除く): 112716980

約数列:

[1, 2, 4, 17, 34, 68, 71, 142, 284, 1207, 2414, 4828, 26557, 53114, 106228, 451469, 902938, 1805876, 1885547, 3771094, 7542188, 32054299, 64108598, 128217196]

約数ペア:

[(1, 128217196), (2, 64108598), (4, 32054299), (17, 7542188), (34, 3771094), (68, 1885547), (71, 1805876), (142, 902938), (284, 451469), (1207, 106228), (2414, 53114), (4828, 26557)]