256196361

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{17489}}^1$

素因数の和:17768

約数の個数: 16

約数和(自身を含む): 360993600

約数和(自身を除く): 104797239

約数列:

[1, 3, 19, 57, 257, 771, 4883, 14649, 17489, 52467, 332291, 996873, 4494673, 13484019, 85398787, 256196361]

約数ペア:

[(1, 256196361), (3, 85398787), (19, 13484019), (57, 4494673), (257, 996873), (771, 332291), (4883, 52467), (14649, 17489)]