128688784

素因数分解:

$2^4\times 7^1\times {\mathrm{1149007}}^1$

素因数の和:1149022

約数の個数: 20

約数和(自身を含む): 284953984

約数和(自身を除く): 156265200

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1149007, 2298014, 4596028, 8043049, 9192056, 16086098, 18384112, 32172196, 64344392, 128688784]

約数ペア:

[(1, 128688784), (2, 64344392), (4, 32172196), (7, 18384112), (8, 16086098), (14, 9192056), (16, 8043049), (28, 4596028), (56, 2298014), (112, 1149007)]