2560972653

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{293}}^1\times {\mathrm{2549}}^1$

素因数の和:2978

約数の個数: 32

約数和(自身を含む): 3838464000

約数和(自身を除く): 1277491347

約数列:

[1, 3, 9, 27, 127, 293, 381, 879, 1143, 2549, 2637, 3429, 7647, 7911, 22941, 37211, 68823, 111633, 323723, 334899, 746857, 971169, 1004697, 2240571, 2913507, 6721713, 8740521, 20165139, 94850839, 284552517, 853657551, 2560972653]

約数ペア:

[(1, 2560972653), (3, 853657551), (9, 284552517), (27, 94850839), (127, 20165139), (293, 8740521), (381, 6721713), (879, 2913507), (1143, 2240571), (2549, 1004697), (2637, 971169), (3429, 746857), (7647, 334899), (7911, 323723), (22941, 111633), (37211, 68823)]