2499984

素因数分解:

$2^4\times 3^5\times {\mathrm{643}}^1$

素因数の和:666

約数の個数: 60

約数和(自身を含む): 7266896

約数和(自身を除く): 4766912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 643, 648, 972, 1286, 1296, 1929, 1944, 2572, 3858, 3888, 5144, 5787, 7716, 10288, 11574, 15432, 17361, 23148, 30864, 34722, 46296, 52083, 69444, 92592, 104166, 138888, 156249, 208332, 277776, 312498, 416664, 624996, 833328, 1249992, 2499984]

約数ペア:

[(1, 2499984), (2, 1249992), (3, 833328), (4, 624996), (6, 416664), (8, 312498), (9, 277776), (12, 208332), (16, 156249), (18, 138888), (24, 104166), (27, 92592), (36, 69444), (48, 52083), (54, 46296), (72, 34722), (81, 30864), (108, 23148), (144, 17361), (162, 15432), (216, 11574), (243, 10288), (324, 7716), (432, 5787), (486, 5144), (643, 3888), (648, 3858), (972, 2572), (1286, 1944), (1296, 1929)]