28661776

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12527}}^1$

素因数の和:12559

約数の個数: 40

約数和(自身を含む): 65245824

約数和(自身を除く): 36584048

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 12527, 25054, 50108, 100216, 137797, 162851, 200432, 275594, 325702, 551188, 651404, 1102376, 1302808, 1791361, 2204752, 2605616, 3582722, 7165444, 14330888, 28661776]

約数ペア:

[(1, 28661776), (2, 14330888), (4, 7165444), (8, 3582722), (11, 2605616), (13, 2204752), (16, 1791361), (22, 1302808), (26, 1102376), (44, 651404), (52, 551188), (88, 325702), (104, 275594), (143, 200432), (176, 162851), (208, 137797), (286, 100216), (572, 50108), (1144, 25054), (2288, 12527)]