26791666

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:406

約数の個数: 32

約数和(自身を含む): 45416448

約数和(自身を除く): 18624782

約数列:

[1, 2, 11, 22, 43, 86, 127, 223, 254, 446, 473, 946, 1397, 2453, 2794, 4906, 5461, 9589, 10922, 19178, 28321, 56642, 60071, 105479, 120142, 210958, 311531, 623062, 1217803, 2435606, 13395833, 26791666]

約数ペア:

[(1, 26791666), (2, 13395833), (11, 2435606), (22, 1217803), (43, 623062), (86, 311531), (127, 210958), (223, 120142), (254, 105479), (446, 60071), (473, 56642), (946, 28321), (1397, 19178), (2453, 10922), (2794, 9589), (4906, 5461)]