205124597937

素因数分解:

$3^3\times 7^1\times {\mathrm{1297}}^1\times {\mathrm{836789}}^1$

素因数の和:838102

約数の個数: 32

約数和(自身を含む): 347569094400

約数和(自身を除く): 142444496463

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1297, 3891, 9079, 11673, 27237, 35019, 81711, 245133, 836789, 2510367, 5857523, 7531101, 17572569, 22593303, 52717707, 158153121, 1085315333, 3255945999, 7597207331, 9767837997, 22791621993, 29303513991, 68374865979, 205124597937]

約数ペア:

[(1, 205124597937), (3, 68374865979), (7, 29303513991), (9, 22791621993), (21, 9767837997), (27, 7597207331), (63, 3255945999), (189, 1085315333), (1297, 158153121), (3891, 52717707), (9079, 22593303), (11673, 17572569), (27237, 7531101), (35019, 5857523), (81711, 2510367), (245133, 836789)]