31425982

素因数分解:

$2^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{3491}}^1$

素因数の和:4143

約数の個数: 16

約数和(自身を含む): 53972352

約数和(自身を除く): 22546370

約数列:

[1, 2, 7, 14, 643, 1286, 3491, 4501, 6982, 9002, 24437, 48874, 2244713, 4489426, 15712991, 31425982]

約数ペア:

[(1, 31425982), (2, 15712991), (7, 4489426), (14, 2244713), (643, 48874), (1286, 24437), (3491, 9002), (4501, 6982)]