258238076

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{909289}}^1$

素因数の和:909364

約数の個数: 12

約数和(自身を含む): 458282160

約数和(自身を除く): 200044084

約数列:

[1, 2, 4, 71, 142, 284, 909289, 1818578, 3637156, 64559519, 129119038, 258238076]

約数ペア:

[(1, 258238076), (2, 129119038), (4, 64559519), (71, 3637156), (142, 1818578), (284, 909289)]