425988143

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{643}}^1$

素因数の和:795

約数の個数: 32

約数和(自身を含む): 522289152

約数和(自身を除く): 96301009

約数列:

[1, 7, 31, 43, 71, 217, 301, 497, 643, 1333, 2201, 3053, 4501, 9331, 15407, 19933, 21371, 27649, 45653, 94643, 139531, 193543, 319571, 662501, 857119, 1415243, 1963079, 5999833, 9906701, 13741553, 60855449, 425988143]

約数ペア:

[(1, 425988143), (7, 60855449), (31, 13741553), (43, 9906701), (71, 5999833), (217, 1963079), (301, 1415243), (497, 857119), (643, 662501), (1333, 319571), (2201, 193543), (3053, 139531), (4501, 94643), (9331, 45653), (15407, 27649), (19933, 21371)]