684068

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2221}}^1$

素因数の和:2243

約数の個数: 24

約数和(自身を含む): 1493184

約数和(自身を除く): 809116

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 2221, 4442, 8884, 15547, 24431, 31094, 48862, 62188, 97724, 171017, 342034, 684068]

約数ペア:

[(1, 684068), (2, 342034), (4, 171017), (7, 97724), (11, 62188), (14, 48862), (22, 31094), (28, 24431), (44, 15547), (77, 8884), (154, 4442), (308, 2221)]