2478042

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:363

約数の個数: 48

約数和(自身を含む): 6244992

約数和(自身を除く): 3766950

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 126, 142, 213, 277, 426, 497, 554, 639, 831, 994, 1278, 1491, 1662, 1939, 2493, 2982, 3878, 4473, 4986, 5817, 8946, 11634, 17451, 19667, 34902, 39334, 59001, 118002, 137669, 177003, 275338, 354006, 413007, 826014, 1239021, 2478042]

約数ペア:

[(1, 2478042), (2, 1239021), (3, 826014), (6, 413007), (7, 354006), (9, 275338), (14, 177003), (18, 137669), (21, 118002), (42, 59001), (63, 39334), (71, 34902), (126, 19667), (142, 17451), (213, 11634), (277, 8946), (426, 5817), (497, 4986), (554, 4473), (639, 3878), (831, 2982), (994, 2493), (1278, 1939), (1491, 1662)]