51471987

素因数分解:

$3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{13693}}^1$

素因数の和:13882

約数の個数: 16

約数和(自身を含む): 78877440

約数和(自身を除く): 27405453

約数列:

[1, 3, 7, 21, 179, 537, 1253, 3759, 13693, 41079, 95851, 287553, 2451047, 7353141, 17157329, 51471987]

約数ペア:

[(1, 51471987), (3, 17157329), (7, 7353141), (21, 2451047), (179, 287553), (537, 95851), (1253, 41079), (3759, 13693)]