2721438

素因数分解:

$2^1\times 3^4\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:278

約数の個数: 40

約数和(自身を含む): 6194232

約数和(自身を除く): 3472794

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 107, 157, 162, 214, 314, 321, 471, 642, 942, 963, 1413, 1926, 2826, 2889, 4239, 5778, 8478, 8667, 12717, 16799, 17334, 25434, 33598, 50397, 100794, 151191, 302382, 453573, 907146, 1360719, 2721438]

約数ペア:

[(1, 2721438), (2, 1360719), (3, 907146), (6, 453573), (9, 302382), (18, 151191), (27, 100794), (54, 50397), (81, 33598), (107, 25434), (157, 17334), (162, 16799), (214, 12717), (314, 8667), (321, 8478), (471, 5778), (642, 4239), (942, 2889), (963, 2826), (1413, 1926)]