131121728

素因数分解:

$2^6\times {\mathrm{47}}^1\times {\mathrm{43591}}^1$

素因数の和:43650

約数の個数: 28

約数和(自身を含む): 265736832

約数和(自身を除く): 134615104

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 188, 376, 752, 1504, 3008, 43591, 87182, 174364, 348728, 697456, 1394912, 2048777, 2789824, 4097554, 8195108, 16390216, 32780432, 65560864, 131121728]

約数ペア:

[(1, 131121728), (2, 65560864), (4, 32780432), (8, 16390216), (16, 8195108), (32, 4097554), (47, 2789824), (64, 2048777), (94, 1394912), (188, 697456), (376, 348728), (752, 174364), (1504, 87182), (3008, 43591)]