27789723

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 47290880

約数和(自身を除く): 19501157

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 171, 243, 247, 351, 463, 513, 741, 1053, 1389, 1539, 2223, 3159, 4167, 4617, 6019, 6669, 8797, 12501, 18057, 20007, 26391, 37503, 54171, 60021, 79173, 112509, 114361, 162513, 237519, 343083, 487539, 712557, 1029249, 1462617, 2137671, 3087747, 9263241, 27789723]

約数ペア:

[(1, 27789723), (3, 9263241), (9, 3087747), (13, 2137671), (19, 1462617), (27, 1029249), (39, 712557), (57, 487539), (81, 343083), (117, 237519), (171, 162513), (243, 114361), (247, 112509), (351, 79173), (463, 60021), (513, 54171), (741, 37503), (1053, 26391), (1389, 20007), (1539, 18057), (2223, 12501), (3159, 8797), (4167, 6669), (4617, 6019)]