81276945

素因数分解:

$3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{47951}}^1$

素因数の和:48072

約数の個数: 16

約数和(自身を含む): 131196672

約数和(自身を除く): 49919727

約数列:

[1, 3, 5, 15, 113, 339, 565, 1695, 47951, 143853, 239755, 719265, 5418463, 16255389, 27092315, 81276945]

約数ペア:

[(1, 81276945), (3, 27092315), (5, 16255389), (15, 5418463), (113, 719265), (339, 239755), (565, 143853), (1695, 47951)]