31229255

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 42586560

約数和(自身を除く): 11357305

約数列:

[1, 5, 17, 19, 61, 85, 95, 305, 317, 323, 1037, 1159, 1585, 1615, 5185, 5389, 5795, 6023, 19337, 19703, 26945, 30115, 96685, 98515, 102391, 328729, 367403, 511955, 1643645, 1837015, 6245851, 31229255]

約数ペア:

[(1, 31229255), (5, 6245851), (17, 1837015), (19, 1643645), (61, 511955), (85, 367403), (95, 328729), (305, 102391), (317, 98515), (323, 96685), (1037, 30115), (1159, 26945), (1585, 19703), (1615, 19337), (5185, 6023), (5389, 5795)]