27213945

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:214

約数の個数: 64

約数和(自身を含む): 50761728

約数和(自身を除く): 23547783

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 71, 101, 115, 165, 213, 253, 303, 345, 355, 505, 759, 781, 1065, 1111, 1265, 1515, 1633, 2323, 2343, 3333, 3795, 3905, 4899, 5555, 6969, 7171, 8165, 11615, 11715, 16665, 17963, 21513, 24495, 25553, 34845, 35855, 53889, 76659, 78881, 89815, 107565, 127765, 164933, 236643, 269445, 383295, 394405, 494799, 824665, 1183215, 1814263, 2473995, 5442789, 9071315, 27213945]

約数ペア:

[(1, 27213945), (3, 9071315), (5, 5442789), (11, 2473995), (15, 1814263), (23, 1183215), (33, 824665), (55, 494799), (69, 394405), (71, 383295), (101, 269445), (115, 236643), (165, 164933), (213, 127765), (253, 107565), (303, 89815), (345, 78881), (355, 76659), (505, 53889), (759, 35855), (781, 34845), (1065, 25553), (1111, 24495), (1265, 21513), (1515, 17963), (1633, 16665), (2323, 11715), (2343, 11615), (3333, 8165), (3795, 7171), (3905, 6969), (4899, 5555)]