27921868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{479}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 56448000

約数和(自身を除く): 28526132

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 59, 76, 118, 236, 247, 479, 494, 767, 958, 988, 1121, 1534, 1916, 2242, 3068, 4484, 6227, 9101, 12454, 14573, 18202, 24908, 28261, 29146, 36404, 56522, 58292, 113044, 118313, 236626, 367393, 473252, 536959, 734786, 1073918, 1469572, 2147836, 6980467, 13960934, 27921868]

約数ペア:

[(1, 27921868), (2, 13960934), (4, 6980467), (13, 2147836), (19, 1469572), (26, 1073918), (38, 734786), (52, 536959), (59, 473252), (76, 367393), (118, 236626), (236, 118313), (247, 113044), (479, 58292), (494, 56522), (767, 36404), (958, 29146), (988, 28261), (1121, 24908), (1534, 18202), (1916, 14573), (2242, 12454), (3068, 9101), (4484, 6227)]