27457209

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{2153}}^1$

素因数の和:2281

約数の個数: 24

約数和(自身を含む): 43123080

約数和(自身を除く): 15665871

約数列:

[1, 3, 9, 13, 39, 109, 117, 327, 981, 1417, 2153, 4251, 6459, 12753, 19377, 27989, 83967, 234677, 251901, 704031, 2112093, 3050801, 9152403, 27457209]

約数ペア:

[(1, 27457209), (3, 9152403), (9, 3050801), (13, 2112093), (39, 704031), (109, 251901), (117, 234677), (327, 83967), (981, 27989), (1417, 19377), (2153, 12753), (4251, 6459)]