388901079

素因数分解:

$3^2\times 7^1\times {\mathrm{1321}}^1\times {\mathrm{4673}}^1$

素因数の和:6007

約数の個数: 24

約数和(自身を含む): 642618912

約数和(自身を除く): 253717833

約数列:

[1, 3, 7, 9, 21, 63, 1321, 3963, 4673, 9247, 11889, 14019, 27741, 32711, 42057, 83223, 98133, 294399, 6173033, 18519099, 43211231, 55557297, 129633693, 388901079]

約数ペア:

[(1, 388901079), (3, 129633693), (7, 55557297), (9, 43211231), (21, 18519099), (63, 6173033), (1321, 294399), (3963, 98133), (4673, 83223), (9247, 42057), (11889, 32711), (14019, 27741)]