2104947

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{1999}}^1$

素因数の和:2024

約数の個数: 20

約数和(自身を含む): 3388000

約数和(自身を除く): 1283053

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 1999, 5997, 17991, 25987, 53973, 77961, 161919, 233883, 701649, 2104947]

約数ペア:

[(1, 2104947), (3, 701649), (9, 233883), (13, 161919), (27, 77961), (39, 53973), (81, 25987), (117, 17991), (351, 5997), (1053, 1999)]