28132806

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{463}}^1$

素因数の和:541

約数の個数: 64

約数和(自身を含む): 65479680

約数和(自身を除く): 37346874

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 41, 57, 78, 82, 114, 123, 246, 247, 463, 494, 533, 741, 779, 926, 1066, 1389, 1482, 1558, 1599, 2337, 2778, 3198, 4674, 6019, 8797, 10127, 12038, 17594, 18057, 18983, 20254, 26391, 30381, 36114, 37966, 52782, 56949, 60762, 113898, 114361, 228722, 246779, 343083, 360677, 493558, 686166, 721354, 740337, 1082031, 1480674, 2164062, 4688801, 9377602, 14066403, 28132806]

約数ペア:

[(1, 28132806), (2, 14066403), (3, 9377602), (6, 4688801), (13, 2164062), (19, 1480674), (26, 1082031), (38, 740337), (39, 721354), (41, 686166), (57, 493558), (78, 360677), (82, 343083), (114, 246779), (123, 228722), (246, 114361), (247, 113898), (463, 60762), (494, 56949), (533, 52782), (741, 37966), (779, 36114), (926, 30381), (1066, 26391), (1389, 20254), (1482, 18983), (1558, 18057), (1599, 17594), (2337, 12038), (2778, 10127), (3198, 8797), (4674, 6019)]