207978784

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{9433}}^1$

素因数の和:9509

約数の個数: 48

約数和(自身を含む): 449322552

約数和(自身を除く): 241343768

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 104, 106, 208, 212, 416, 424, 689, 848, 1378, 1696, 2756, 5512, 9433, 11024, 18866, 22048, 37732, 75464, 122629, 150928, 245258, 301856, 490516, 499949, 981032, 999898, 1962064, 1999796, 3924128, 3999592, 6499337, 7999184, 12998674, 15998368, 25997348, 51994696, 103989392, 207978784]

約数ペア:

[(1, 207978784), (2, 103989392), (4, 51994696), (8, 25997348), (13, 15998368), (16, 12998674), (26, 7999184), (32, 6499337), (52, 3999592), (53, 3924128), (104, 1999796), (106, 1962064), (208, 999898), (212, 981032), (416, 499949), (424, 490516), (689, 301856), (848, 245258), (1378, 150928), (1696, 122629), (2756, 75464), (5512, 37732), (9433, 22048), (11024, 18866)]