201260781

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{337}}^1$

素因数の和:523

約数の個数: 40

約数和(自身を含む): 308698104

約数和(自身を除く): 107437323

約数列:

[1, 3, 9, 27, 73, 81, 101, 219, 303, 337, 657, 909, 1011, 1971, 2727, 3033, 5913, 7373, 8181, 9099, 22119, 24601, 27297, 34037, 66357, 73803, 102111, 199071, 221409, 306333, 597213, 664227, 918999, 1992681, 2484701, 2756997, 7454103, 22362309, 67086927, 201260781]

約数ペア:

[(1, 201260781), (3, 67086927), (9, 22362309), (27, 7454103), (73, 2756997), (81, 2484701), (101, 1992681), (219, 918999), (303, 664227), (337, 597213), (657, 306333), (909, 221409), (1011, 199071), (1971, 102111), (2727, 73803), (3033, 66357), (5913, 34037), (7373, 27297), (8181, 24601), (9099, 22119)]