26747108787

素因数分解:

$3^1\times 7^4\times {\mathrm{41}}^2\times {\mathrm{47}}^2$

素因数の和:207

約数の個数: 90

約数和(自身を含む): 43570238444

約数和(自身を除く): 16823129657

約数列:

[1, 3, 7, 21, 41, 47, 49, 123, 141, 147, 287, 329, 343, 861, 987, 1029, 1681, 1927, 2009, 2209, 2303, 2401, 5043, 5781, 6027, 6627, 6909, 7203, 11767, 13489, 14063, 15463, 16121, 35301, 40467, 42189, 46389, 48363, 79007, 82369, 90569, 94423, 98441, 108241, 112847, 237021, 247107, 271707, 283269, 295323, 324723, 338541, 553049, 576583, 633983, 660961, 757687, 1659147, 1729749, 1901949, 1982883, 2273061, 3713329, 3871343, 4036081, 4437881, 4626727, 5303809, 11139987, 11614029, 12108243, 13313643, 13880181, 15911427, 25993303, 27099401, 31065167, 77979909, 81298203, 93195501, 181953121, 189695807, 217456169, 545859363, 569087421, 652368507, 1273671847, 3821015541, 8915702929, 26747108787]

約数ペア:

[(1, 26747108787), (3, 8915702929), (7, 3821015541), (21, 1273671847), (41, 652368507), (47, 569087421), (49, 545859363), (123, 217456169), (141, 189695807), (147, 181953121), (287, 93195501), (329, 81298203), (343, 77979909), (861, 31065167), (987, 27099401), (1029, 25993303), (1681, 15911427), (1927, 13880181), (2009, 13313643), (2209, 12108243), (2303, 11614029), (2401, 11139987), (5043, 5303809), (5781, 4626727), (6027, 4437881), (6627, 4036081), (6909, 3871343), (7203, 3713329), (11767, 2273061), (13489, 1982883), (14063, 1901949), (15463, 1729749), (16121, 1659147), (35301, 757687), (40467, 660961), (42189, 633983), (46389, 576583), (48363, 553049), (79007, 338541), (82369, 324723), (90569, 295323), (94423, 283269), (98441, 271707), (108241, 247107), (112847, 237021)]