207908811

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1033}}^1$

素因数の和:1176

約数の個数: 48

約数和(自身を含む): 348416640

約数和(自身を除く): 140507829

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 107, 171, 209, 321, 627, 963, 1033, 1177, 1881, 2033, 3099, 3531, 6099, 9297, 10593, 11363, 18297, 19627, 22363, 34089, 58881, 67089, 102267, 110531, 176643, 201267, 215897, 331593, 647691, 994779, 1215841, 1943073, 2100089, 3647523, 6300267, 10942569, 18900801, 23100979, 69302937, 207908811]

約数ペア:

[(1, 207908811), (3, 69302937), (9, 23100979), (11, 18900801), (19, 10942569), (33, 6300267), (57, 3647523), (99, 2100089), (107, 1943073), (171, 1215841), (209, 994779), (321, 647691), (627, 331593), (963, 215897), (1033, 201267), (1177, 176643), (1881, 110531), (2033, 102267), (3099, 67089), (3531, 58881), (6099, 34089), (9297, 22363), (10593, 19627), (11363, 18297)]