28872272

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12619}}^1$

素因数の和:12651

約数の個数: 40

約数和(自身を含む): 65724960

約数和(自身を除く): 36852688

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 12619, 25238, 50476, 100952, 138809, 164047, 201904, 277618, 328094, 555236, 656188, 1110472, 1312376, 1804517, 2220944, 2624752, 3609034, 7218068, 14436136, 28872272]

約数ペア:

[(1, 28872272), (2, 14436136), (4, 7218068), (8, 3609034), (11, 2624752), (13, 2220944), (16, 1804517), (22, 1312376), (26, 1110472), (44, 656188), (52, 555236), (88, 328094), (104, 277618), (143, 201904), (176, 164047), (208, 138809), (286, 100952), (572, 50476), (1144, 25238), (2288, 12619)]