66887979

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{449}}^1$

素因数の和:619

約数の個数: 32

約数和(自身を含む): 99532800

約数和(自身を除く): 32644821

約数列:

[1, 3, 17, 23, 51, 69, 127, 381, 391, 449, 1173, 1347, 2159, 2921, 6477, 7633, 8763, 10327, 22899, 30981, 49657, 57023, 148971, 171069, 175559, 526677, 969391, 1311529, 2908173, 3934587, 22295993, 66887979]

約数ペア:

[(1, 66887979), (3, 22295993), (17, 3934587), (23, 2908173), (51, 1311529), (69, 969391), (127, 526677), (381, 175559), (391, 171069), (449, 148971), (1173, 57023), (1347, 49657), (2159, 30981), (2921, 22899), (6477, 10327), (7633, 8763)]