128388736

素因数分解:

$2^7\times 7^1\times {\mathrm{143291}}^1$

素因数の和:143312

約数の個数: 32

約数和(自身を含む): 292315680

約数和(自身を除く): 163926944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 143291, 286582, 573164, 1003037, 1146328, 2006074, 2292656, 4012148, 4585312, 8024296, 9170624, 16048592, 18341248, 32097184, 64194368, 128388736]

約数ペア:

[(1, 128388736), (2, 64194368), (4, 32097184), (7, 18341248), (8, 16048592), (14, 9170624), (16, 8024296), (28, 4585312), (32, 4012148), (56, 2292656), (64, 2006074), (112, 1146328), (128, 1003037), (224, 573164), (448, 286582), (896, 143291)]