3157947

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{2999}}^1$

素因数の和:3024

約数の個数: 20

約数和(自身を含む): 5082000

約数和(自身を除く): 1924053

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 2999, 8997, 26991, 38987, 80973, 116961, 242919, 350883, 1052649, 3157947]

約数ペア:

[(1, 3157947), (3, 1052649), (9, 350883), (13, 242919), (27, 116961), (39, 80973), (81, 38987), (117, 26991), (351, 8997), (1053, 2999)]