499986

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:255

約数の個数: 32

約数和(自身を含む): 1140480

約数和(自身を除く): 640494

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 94, 141, 197, 282, 394, 423, 591, 846, 1182, 1269, 1773, 2538, 3546, 5319, 9259, 10638, 18518, 27777, 55554, 83331, 166662, 249993, 499986]

約数ペア:

[(1, 499986), (2, 249993), (3, 166662), (6, 83331), (9, 55554), (18, 27777), (27, 18518), (47, 10638), (54, 9259), (94, 5319), (141, 3546), (197, 2538), (282, 1773), (394, 1269), (423, 1182), (591, 846)]