2156439217

素因数分解:

${\mathrm{29}}^2\times {\mathrm{37}}^2\times {\mathrm{1873}}^1$

素因数の和:2005

約数の個数: 18

約数和(自身を含む): 2296581378

約数和(自身を除く): 140142161

約数列:

[1, 29, 37, 841, 1073, 1369, 1873, 31117, 39701, 54317, 69301, 1151329, 1575193, 2009729, 2564137, 58282141, 74359973, 2156439217]

約数ペア:

[(1, 2156439217), (29, 74359973), (37, 58282141), (841, 2564137), (1073, 2009729), (1369, 1575193), (1873, 1151329), (31117, 69301), (39701, 54317)]