27911558

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:308

約数の個数: 32

約数和(自身を含む): 45467136

約数和(自身を除く): 17555578

約数列:

[1, 2, 23, 43, 46, 86, 103, 137, 206, 274, 989, 1978, 2369, 3151, 4429, 4738, 5891, 6302, 8858, 11782, 14111, 28222, 101867, 135493, 203734, 270986, 324553, 606773, 649106, 1213546, 13955779, 27911558]

約数ペア:

[(1, 27911558), (2, 13955779), (23, 1213546), (43, 649106), (46, 606773), (86, 324553), (103, 270986), (137, 203734), (206, 135493), (274, 101867), (989, 28222), (1978, 14111), (2369, 11782), (3151, 8858), (4429, 6302), (4738, 5891)]