28109752

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 58892400

約数和(自身を除く): 30782648

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 121, 142, 242, 284, 409, 484, 568, 781, 818, 968, 1562, 1636, 3124, 3272, 4499, 6248, 8591, 8998, 17182, 17996, 29039, 34364, 35992, 49489, 58078, 68728, 98978, 116156, 197956, 232312, 319429, 395912, 638858, 1277716, 2555432, 3513719, 7027438, 14054876, 28109752]

約数ペア:

[(1, 28109752), (2, 14054876), (4, 7027438), (8, 3513719), (11, 2555432), (22, 1277716), (44, 638858), (71, 395912), (88, 319429), (121, 232312), (142, 197956), (242, 116156), (284, 98978), (409, 68728), (484, 58078), (568, 49489), (781, 35992), (818, 34364), (968, 29039), (1562, 17996), (1636, 17182), (3124, 8998), (3272, 8591), (4499, 6248)]