2789578

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:222

約数の個数: 32

約数和(自身を含む): 4924800

約数和(自身を除く): 2135222

約数列:

[1, 2, 11, 22, 23, 37, 46, 74, 149, 253, 298, 407, 506, 814, 851, 1639, 1702, 3278, 3427, 5513, 6854, 9361, 11026, 18722, 37697, 60643, 75394, 121286, 126799, 253598, 1394789, 2789578]

約数ペア:

[(1, 2789578), (2, 1394789), (11, 253598), (22, 126799), (23, 121286), (37, 75394), (46, 60643), (74, 37697), (149, 18722), (253, 11026), (298, 9361), (407, 6854), (506, 5513), (814, 3427), (851, 3278), (1639, 1702)]