47145807

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{15731}}^1$

素因数の和:15780

約数の個数: 20

約数和(自身を含む): 72335736

約数和(自身を除く): 25189929

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 15731, 47193, 141579, 424737, 582047, 1274211, 1746141, 5238423, 15715269, 47145807]

約数ペア:

[(1, 47145807), (3, 15715269), (9, 5238423), (27, 1746141), (37, 1274211), (81, 582047), (111, 424737), (333, 141579), (999, 47193), (2997, 15731)]