581569233

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{6421}}^1$

素因数の和:6677

約数の個数: 32

約数和(自身を含む): 937098240

約数和(自身を除く): 355529007

約数列:

[1, 3, 7, 19, 21, 57, 133, 227, 399, 681, 1589, 4313, 4767, 6421, 12939, 19263, 30191, 44947, 90573, 121999, 134841, 365997, 853993, 1457567, 2561979, 4372701, 10202969, 27693773, 30608907, 83081319, 193856411, 581569233]

約数ペア:

[(1, 581569233), (3, 193856411), (7, 83081319), (19, 30608907), (21, 27693773), (57, 10202969), (133, 4372701), (227, 2561979), (399, 1457567), (681, 853993), (1589, 365997), (4313, 134841), (4767, 121999), (6421, 90573), (12939, 44947), (19263, 30191)]