66499804

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{64189}}^1$

素因数の和:64237

約数の個数: 24

約数和(自身を含む): 136596320

約数和(自身を除く): 70096516

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 64189, 128378, 256756, 449323, 898646, 1797292, 2374993, 4749986, 9499972, 16624951, 33249902, 66499804]

約数ペア:

[(1, 66499804), (2, 33249902), (4, 16624951), (7, 9499972), (14, 4749986), (28, 2374993), (37, 1797292), (74, 898646), (148, 449323), (259, 256756), (518, 128378), (1036, 64189)]