128578744

素因数分解:

$2^3\times 7^2\times {\mathrm{328007}}^1$

素因数の和:328027

約数の個数: 24

約数和(自身を含む): 280446840

約数和(自身を除く): 151868096

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 328007, 656014, 1312028, 2296049, 2624056, 4592098, 9184196, 16072343, 18368392, 32144686, 64289372, 128578744]

約数ペア:

[(1, 128578744), (2, 64289372), (4, 32144686), (7, 18368392), (8, 16072343), (14, 9184196), (28, 4592098), (49, 2624056), (56, 2296049), (98, 1312028), (196, 656014), (392, 328007)]