1285104906

素因数分解:

$2^1\times 3^3\times {\mathrm{971}}^1\times {\mathrm{24509}}^1$

素因数の和:25491

約数の個数: 32

約数和(自身を含む): 2858846400

約数和(自身を除く): 1573741494

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 971, 1942, 2913, 5826, 8739, 17478, 24509, 26217, 49018, 52434, 73527, 147054, 220581, 441162, 661743, 1323486, 23798239, 47596478, 71394717, 142789434, 214184151, 428368302, 642552453, 1285104906]

約数ペア:

[(1, 1285104906), (2, 642552453), (3, 428368302), (6, 214184151), (9, 142789434), (18, 71394717), (27, 47596478), (54, 23798239), (971, 1323486), (1942, 661743), (2913, 441162), (5826, 220581), (8739, 147054), (17478, 73527), (24509, 52434), (26217, 49018)]