128587648

素因数分解:

$2^7\times 7^1\times {\mathrm{143513}}^1$

素因数の和:143534

約数の個数: 32

約数和(自身を含む): 292768560

約数和(自身を除く): 164180912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 143513, 287026, 574052, 1004591, 1148104, 2009182, 2296208, 4018364, 4592416, 8036728, 9184832, 16073456, 18369664, 32146912, 64293824, 128587648]

約数ペア:

[(1, 128587648), (2, 64293824), (4, 32146912), (7, 18369664), (8, 16073456), (14, 9184832), (16, 8036728), (28, 4592416), (32, 4018364), (56, 2296208), (64, 2009182), (112, 1148104), (128, 1004591), (224, 574052), (448, 287026), (896, 143513)]