57405328

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{211049}}^1$

素因数の和:211074

約数の個数: 20

約数和(自身を含む): 117765900

約数和(自身を除く): 60360572

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 211049, 422098, 844196, 1688392, 3376784, 3587833, 7175666, 14351332, 28702664, 57405328]

約数ペア:

[(1, 57405328), (2, 28702664), (4, 14351332), (8, 7175666), (16, 3587833), (17, 3376784), (34, 1688392), (68, 844196), (136, 422098), (272, 211049)]