81550203

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1549}}^1$

素因数の和:1691

約数の個数: 32

約数和(自身を含む): 130944000

約数和(自身を除く): 49393797

約数列:

[1, 3, 7, 21, 23, 69, 109, 161, 327, 483, 763, 1549, 2289, 2507, 4647, 7521, 10843, 17549, 32529, 35627, 52647, 106881, 168841, 249389, 506523, 748167, 1181887, 3545661, 3883343, 11650029, 27183401, 81550203]

約数ペア:

[(1, 81550203), (3, 27183401), (7, 11650029), (21, 3883343), (23, 3545661), (69, 1181887), (109, 748167), (161, 506523), (327, 249389), (483, 168841), (763, 106881), (1549, 52647), (2289, 35627), (2507, 32529), (4647, 17549), (7521, 10843)]