207929331

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{16657}}^1$

素因数の和:16755

約数の個数: 24

約数和(自身を含む): 320499920

約数和(自身を除く): 112570589

約数列:

[1, 3, 9, 19, 57, 73, 171, 219, 657, 1387, 4161, 12483, 16657, 49971, 149913, 316483, 949449, 1215961, 2848347, 3647883, 10943649, 23103259, 69309777, 207929331]

約数ペア:

[(1, 207929331), (3, 69309777), (9, 23103259), (19, 10943649), (57, 3647883), (73, 2848347), (171, 1215961), (219, 949449), (657, 316483), (1387, 149913), (4161, 49971), (12483, 16657)]