128513836

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1087}}^1\times {\mathrm{2687}}^1$

素因数の和:3789

約数の個数: 24

約数和(自身を含む): 245661696

約数和(自身を除く): 117147860

約数列:

[1, 2, 4, 11, 22, 44, 1087, 2174, 2687, 4348, 5374, 10748, 11957, 23914, 29557, 47828, 59114, 118228, 2920769, 5841538, 11683076, 32128459, 64256918, 128513836]

約数ペア:

[(1, 128513836), (2, 64256918), (4, 32128459), (11, 11683076), (22, 5841538), (44, 2920769), (1087, 118228), (2174, 59114), (2687, 47828), (4348, 29557), (5374, 23914), (10748, 11957)]