9971955

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31657}}^1$

素因数の和:31675

約数の個数: 24

約数和(自身を含む): 19754592

約数和(自身を除く): 9782637

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 31657, 94971, 158285, 221599, 284913, 474855, 664797, 1107995, 1424565, 1994391, 3323985, 9971955]

約数ペア:

[(1, 9971955), (3, 3323985), (5, 1994391), (7, 1424565), (9, 1107995), (15, 664797), (21, 474855), (35, 284913), (45, 221599), (63, 158285), (105, 94971), (315, 31657)]