2456181

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2999}}^1$

素因数の和:3025

約数の個数: 24

約数和(自身を含む): 4368000

約数和(自身を除く): 1911819

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 2999, 8997, 20993, 26991, 38987, 62979, 116961, 188937, 272909, 350883, 818727, 2456181]

約数ペア:

[(1, 2456181), (3, 818727), (7, 350883), (9, 272909), (13, 188937), (21, 116961), (39, 62979), (63, 38987), (91, 26991), (117, 20993), (273, 8997), (819, 2999)]