81069768

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{28871}}^1$

素因数の和:28899

約数の個数: 64

約数和(自身を含む): 242524800

約数和(自身を除く): 161455032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 234, 312, 351, 468, 702, 936, 1404, 2808, 28871, 57742, 86613, 115484, 173226, 230968, 259839, 346452, 375323, 519678, 692904, 750646, 779517, 1039356, 1125969, 1501292, 1559034, 2078712, 2251938, 3002584, 3118068, 3377907, 4503876, 6236136, 6755814, 9007752, 10133721, 13511628, 20267442, 27023256, 40534884, 81069768]

約数ペア:

[(1, 81069768), (2, 40534884), (3, 27023256), (4, 20267442), (6, 13511628), (8, 10133721), (9, 9007752), (12, 6755814), (13, 6236136), (18, 4503876), (24, 3377907), (26, 3118068), (27, 3002584), (36, 2251938), (39, 2078712), (52, 1559034), (54, 1501292), (72, 1125969), (78, 1039356), (104, 779517), (108, 750646), (117, 692904), (156, 519678), (216, 375323), (234, 346452), (312, 259839), (351, 230968), (468, 173226), (702, 115484), (936, 86613), (1404, 57742), (2808, 28871)]