1621444

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{857}}^1$

素因数の和:915

約数の個数: 24

約数和(自身を含む): 3171168

約数和(自身を除く): 1549724

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 857, 946, 1714, 1892, 3428, 9427, 18854, 36851, 37708, 73702, 147404, 405361, 810722, 1621444]

約数ペア:

[(1, 1621444), (2, 810722), (4, 405361), (11, 147404), (22, 73702), (43, 37708), (44, 36851), (86, 18854), (172, 9427), (473, 3428), (857, 1892), (946, 1714)]