8940590967

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1997}}^1\times {\mathrm{19381}}^1$

素因数の和:21399

約数の個数: 32

約数和(自身を含む): 14870490624

約数和(自身を除く): 5929899657

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 1997, 5991, 13979, 19381, 21967, 41937, 58143, 65901, 135667, 153769, 213191, 407001, 461307, 639573, 1492337, 4477011, 38703857, 116111571, 270926999, 425742427, 812780997, 1277227281, 2980196989, 8940590967]

約数ペア:

[(1, 8940590967), (3, 2980196989), (7, 1277227281), (11, 812780997), (21, 425742427), (33, 270926999), (77, 116111571), (231, 38703857), (1997, 4477011), (5991, 1492337), (13979, 639573), (19381, 461307), (21967, 407001), (41937, 213191), (58143, 153769), (65901, 135667)]