397803896

素因数分解:

$2^3\times 7^1\times {\mathrm{2447}}^1\times {\mathrm{2903}}^1$

素因数の和:5363

約数の個数: 32

約数和(自身を含む): 853079040

約数和(自身を除く): 455275144

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2447, 2903, 4894, 5806, 9788, 11612, 17129, 19576, 20321, 23224, 34258, 40642, 68516, 81284, 137032, 162568, 7103641, 14207282, 28414564, 49725487, 56829128, 99450974, 198901948, 397803896]

約数ペア:

[(1, 397803896), (2, 198901948), (4, 99450974), (7, 56829128), (8, 49725487), (14, 28414564), (28, 14207282), (56, 7103641), (2447, 162568), (2903, 137032), (4894, 81284), (5806, 68516), (9788, 40642), (11612, 34258), (17129, 23224), (19576, 20321)]