81468567

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{191}}^1\times {\mathrm{571}}^1$

素因数の和:851

約数の個数: 24

約数和(自身を含む): 119927808

約数和(自身を除く): 38459241

約数列:

[1, 3, 9, 83, 191, 249, 571, 573, 747, 1713, 1719, 5139, 15853, 47393, 47559, 109061, 142179, 142677, 327183, 426537, 981549, 9052063, 27156189, 81468567]

約数ペア:

[(1, 81468567), (3, 27156189), (9, 9052063), (83, 981549), (191, 426537), (249, 327183), (571, 142677), (573, 142179), (747, 109061), (1713, 47559), (1719, 47393), (5139, 15853)]