128287012

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{241141}}^1$

素因数の和:241171

約数の個数: 24

約数和(自身を含む): 270079040

約数和(自身を除く): 141792028

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 241141, 482282, 964564, 1687987, 3375974, 4581679, 6751948, 9163358, 18326716, 32071753, 64143506, 128287012]

約数ペア:

[(1, 128287012), (2, 64143506), (4, 32071753), (7, 18326716), (14, 9163358), (19, 6751948), (28, 4581679), (38, 3375974), (76, 1687987), (133, 964564), (266, 482282), (532, 241141)]