682321857

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1\times {\mathrm{1087}}^1$

素因数の和:1589

約数の個数: 32

約数和(自身を含む): 1057849344

約数和(自身を除く): 375527487

約数列:

[1, 3, 7, 21, 71, 213, 421, 497, 1087, 1263, 1491, 2947, 3261, 7609, 8841, 22827, 29891, 77177, 89673, 209237, 231531, 457627, 540239, 627711, 1372881, 1620717, 3203389, 9610167, 32491517, 97474551, 227440619, 682321857]

約数ペア:

[(1, 682321857), (3, 227440619), (7, 97474551), (21, 32491517), (71, 9610167), (213, 3203389), (421, 1620717), (497, 1372881), (1087, 627711), (1263, 540239), (1491, 457627), (2947, 231531), (3261, 209237), (7609, 89673), (8841, 77177), (22827, 29891)]