157728627

素因数分解:

$3^7\times 7^1\times {\mathrm{10303}}^1$

素因数の和:10331

約数の個数: 32

約数和(自身を含む): 270376960

約数和(自身を除く): 112648333

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 2187, 5103, 10303, 15309, 30909, 72121, 92727, 216363, 278181, 649089, 834543, 1947267, 2503629, 5841801, 7510887, 17525403, 22532661, 52576209, 157728627]

約数ペア:

[(1, 157728627), (3, 52576209), (7, 22532661), (9, 17525403), (21, 7510887), (27, 5841801), (63, 2503629), (81, 1947267), (189, 834543), (243, 649089), (567, 278181), (729, 216363), (1701, 92727), (2187, 72121), (5103, 30909), (10303, 15309)]