47000247

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 80019456

約数和(自身を除く): 33019209

約数列:

[1, 3, 7, 21, 23, 31, 43, 69, 73, 93, 129, 161, 217, 219, 301, 483, 511, 651, 713, 903, 989, 1333, 1533, 1679, 2139, 2263, 2967, 3139, 3999, 4991, 5037, 6789, 6923, 9331, 9417, 11753, 14973, 15841, 20769, 21973, 27993, 30659, 35259, 47523, 52049, 65919, 72197, 91977, 97309, 156147, 214613, 216591, 291927, 364343, 505379, 643839, 681163, 1093029, 1516137, 2043489, 2238107, 6714321, 15666749, 47000247]

約数ペア:

[(1, 47000247), (3, 15666749), (7, 6714321), (21, 2238107), (23, 2043489), (31, 1516137), (43, 1093029), (69, 681163), (73, 643839), (93, 505379), (129, 364343), (161, 291927), (217, 216591), (219, 214613), (301, 156147), (483, 97309), (511, 91977), (651, 72197), (713, 65919), (903, 52049), (989, 47523), (1333, 35259), (1533, 30659), (1679, 27993), (2139, 21973), (2263, 20769), (2967, 15841), (3139, 14973), (3999, 11753), (4991, 9417), (5037, 9331), (6789, 6923)]