2460861

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:88

約数の個数: 48

約数和(自身を含む): 4280640

約数和(自身を除く): 1819779

約数列:

[1, 3, 9, 13, 19, 27, 39, 41, 57, 81, 117, 123, 171, 243, 247, 351, 369, 513, 533, 741, 779, 1053, 1107, 1539, 1599, 2223, 2337, 3159, 3321, 4617, 4797, 6669, 7011, 9963, 10127, 14391, 20007, 21033, 30381, 43173, 60021, 63099, 91143, 129519, 189297, 273429, 820287, 2460861]

約数ペア:

[(1, 2460861), (3, 820287), (9, 273429), (13, 189297), (19, 129519), (27, 91143), (39, 63099), (41, 60021), (57, 43173), (81, 30381), (117, 21033), (123, 20007), (171, 14391), (243, 10127), (247, 9963), (351, 7011), (369, 6669), (513, 4797), (533, 4617), (741, 3321), (779, 3159), (1053, 2337), (1107, 2223), (1539, 1599)]