261912

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{1559}}^1$

素因数の和:1575

約数の個数: 32

約数和(自身を含む): 748800

約数和(自身を除く): 486888

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1559, 3118, 4677, 6236, 9354, 10913, 12472, 18708, 21826, 32739, 37416, 43652, 65478, 87304, 130956, 261912]

約数ペア:

[(1, 261912), (2, 130956), (3, 87304), (4, 65478), (6, 43652), (7, 37416), (8, 32739), (12, 21826), (14, 18708), (21, 12472), (24, 10913), (28, 9354), (42, 6236), (56, 4677), (84, 3118), (168, 1559)]