4393755

素因数分解:

$3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{389}}^1$

素因数の和:651

約数の個数: 24

約数和(自身を含む): 7665840

約数和(自身を除く): 3272085

約数列:

[1, 3, 5, 9, 15, 45, 251, 389, 753, 1167, 1255, 1945, 2259, 3501, 3765, 5835, 11295, 17505, 97639, 292917, 488195, 878751, 1464585, 4393755]

約数ペア:

[(1, 4393755), (3, 1464585), (5, 878751), (9, 488195), (15, 292917), (45, 97639), (251, 17505), (389, 11295), (753, 5835), (1167, 3765), (1255, 3501), (1945, 2259)]