128300368

素因数分解:

$2^4\times 7^1\times {\mathrm{1145539}}^1$

素因数の和:1145554

約数の個数: 20

約数和(自身を含む): 284093920

約数和(自身を除く): 155793552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1145539, 2291078, 4582156, 8018773, 9164312, 16037546, 18328624, 32075092, 64150184, 128300368]

約数ペア:

[(1, 128300368), (2, 64150184), (4, 32075092), (7, 18328624), (8, 16037546), (14, 9164312), (16, 8018773), (28, 4582156), (56, 2291078), (112, 1145539)]