257832382

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1\times {\mathrm{6197}}^1$

素因数の和:6563

約数の個数: 16

約数和(自身を含む): 393597792

約数和(自身を除く): 135765410

約数列:

[1, 2, 71, 142, 293, 586, 6197, 12394, 20803, 41606, 439987, 879974, 1815721, 3631442, 128916191, 257832382]

約数ペア:

[(1, 257832382), (2, 128916191), (71, 3631442), (142, 1815721), (293, 879974), (586, 439987), (6197, 41606), (12394, 20803)]