257946321

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{60937}}^1$

素因数の和:61040

約数の個数: 16

約数和(自身を含む): 368553024

約数和(自身を除く): 110606703

約数列:

[1, 3, 17, 51, 83, 249, 1411, 4233, 60937, 182811, 1035929, 3107787, 5057771, 15173313, 85982107, 257946321]

約数ペア:

[(1, 257946321), (3, 85982107), (17, 15173313), (51, 5057771), (83, 3107787), (249, 1035929), (1411, 182811), (4233, 60937)]