47894721

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73571}}^1$

素因数の和:73612

約数の個数: 16

約数和(自身を含む): 75337728

約数和(自身を除く): 27443007

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 73571, 220713, 514997, 1544991, 2280701, 6842103, 15964907, 47894721]

約数ペア:

[(1, 47894721), (3, 15964907), (7, 6842103), (21, 2280701), (31, 1544991), (93, 514997), (217, 220713), (651, 73571)]