814635

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:475

約数の個数: 24

約数和(自身を含む): 1448304

約数和(自身を除く): 633669

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 421, 645, 1263, 1935, 2105, 3789, 6315, 18103, 18945, 54309, 90515, 162927, 271545, 814635]

約数ペア:

[(1, 814635), (3, 271545), (5, 162927), (9, 90515), (15, 54309), (43, 18945), (45, 18103), (129, 6315), (215, 3789), (387, 2105), (421, 1935), (645, 1263)]