47991573

素因数分解:

$3^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{3947}}^1$

素因数の和:4153

約数の個数: 24

約数和(自身を含む): 79654848

約数和(自身を除く): 31663275

約数列:

[1, 3, 7, 9, 21, 63, 193, 579, 1351, 1737, 3947, 4053, 11841, 12159, 27629, 35523, 82887, 248661, 761771, 2285313, 5332397, 6855939, 15997191, 47991573]

約数ペア:

[(1, 47991573), (3, 15997191), (7, 6855939), (9, 5332397), (21, 2285313), (63, 761771), (193, 248661), (579, 82887), (1351, 35523), (1737, 27629), (3947, 12159), (4053, 11841)]