2912931081

素因数分解:

$3^2\times {\mathrm{829}}^1\times {\mathrm{390421}}^1$

素因数の和:391256

約数の個数: 12

約数和(自身を含む): 4212653380

約数和(自身を除く): 1299722299

約数列:

[1, 3, 9, 829, 2487, 7461, 390421, 1171263, 3513789, 323659009, 970977027, 2912931081]

約数ペア:

[(1, 2912931081), (3, 970977027), (9, 323659009), (829, 3513789), (2487, 1171263), (7461, 390421)]