2540601

素因数分解:

$3^2\times 7^3\times {\mathrm{823}}^1$

素因数の和:850

約数の個数: 24

約数和(自身を含む): 4284800

約数和(自身を除く): 1744199

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 823, 1029, 2469, 3087, 5761, 7407, 17283, 40327, 51849, 120981, 282289, 362943, 846867, 2540601]

約数ペア:

[(1, 2540601), (3, 846867), (7, 362943), (9, 282289), (21, 120981), (49, 51849), (63, 40327), (147, 17283), (343, 7407), (441, 5761), (823, 3087), (1029, 2469)]