289370422

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{32801}}^1$

素因数の和:33215

約数の個数: 16

約数和(自身を含む): 474710544

約数和(自身を除く): 185340122

約数列:

[1, 2, 11, 22, 401, 802, 4411, 8822, 32801, 65602, 360811, 721622, 13153201, 26306402, 144685211, 289370422]

約数ペア:

[(1, 289370422), (2, 144685211), (11, 26306402), (22, 13153201), (401, 721622), (802, 360811), (4411, 65602), (8822, 32801)]