381666411

素因数分解:

$3^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{9221}}^1$

素因数の和:9313

約数の個数: 40

約数和(自身を含む): 660590304

約数和(自身を除く): 278923893

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 81, 189, 219, 511, 567, 657, 1533, 1971, 4599, 5913, 9221, 13797, 27663, 41391, 64547, 82989, 193641, 248967, 580923, 673133, 746901, 1742769, 2019399, 4711931, 5228307, 6058197, 14135793, 18174591, 42407379, 54523773, 127222137, 381666411]

約数ペア:

[(1, 381666411), (3, 127222137), (7, 54523773), (9, 42407379), (21, 18174591), (27, 14135793), (63, 6058197), (73, 5228307), (81, 4711931), (189, 2019399), (219, 1742769), (511, 746901), (567, 673133), (657, 580923), (1533, 248967), (1971, 193641), (4599, 82989), (5913, 64547), (9221, 41391), (13797, 27663)]