47240781

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2081}}^1$

素因数の和:2161

約数の個数: 32

約数和(自身を含む): 76750848

約数和(自身を除く): 29510067

約数列:

[1, 3, 7, 21, 23, 47, 69, 141, 161, 329, 483, 987, 1081, 2081, 3243, 6243, 7567, 14567, 22701, 43701, 47863, 97807, 143589, 293421, 335041, 684649, 1005123, 2053947, 2249561, 6748683, 15746927, 47240781]

約数ペア:

[(1, 47240781), (3, 15746927), (7, 6748683), (21, 2249561), (23, 2053947), (47, 1005123), (69, 684649), (141, 335041), (161, 293421), (329, 143589), (483, 97807), (987, 47863), (1081, 43701), (2081, 22701), (3243, 14567), (6243, 7567)]