397236465

素因数分解:

$3^2\times 5^1\times {\mathrm{937}}^1\times {\mathrm{9421}}^1$

素因数の和:10369

約数の個数: 24

約数和(自身を含む): 689351208

約数和(自身を除く): 292114743

約数列:

[1, 3, 5, 9, 15, 45, 937, 2811, 4685, 8433, 9421, 14055, 28263, 42165, 47105, 84789, 141315, 423945, 8827477, 26482431, 44137385, 79447293, 132412155, 397236465]

約数ペア:

[(1, 397236465), (3, 132412155), (5, 79447293), (9, 44137385), (15, 26482431), (45, 8827477), (937, 423945), (2811, 141315), (4685, 84789), (8433, 47105), (9421, 42165), (14055, 28263)]