207978573

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{1511}}^1$

素因数の和:1665

約数の個数: 32

約数和(自身を含む): 312947712

約数和(自身を除く): 104969139

約数列:

[1, 3, 11, 33, 43, 97, 129, 291, 473, 1067, 1419, 1511, 3201, 4171, 4533, 12513, 16621, 45881, 49863, 64973, 137643, 146567, 194919, 439701, 714703, 1612237, 2144109, 4836711, 6302381, 18907143, 69326191, 207978573]

約数ペア:

[(1, 207978573), (3, 69326191), (11, 18907143), (33, 6302381), (43, 4836711), (97, 2144109), (129, 1612237), (291, 714703), (473, 439701), (1067, 194919), (1419, 146567), (1511, 137643), (3201, 64973), (4171, 49863), (4533, 45881), (12513, 16621)]