187768987

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{3361}}^1$

素因数の和:3738

約数の個数: 16

約数和(自身を含む): 224635392

約数和(自身を除く): 36866405

約数列:

[1, 7, 23, 161, 347, 2429, 3361, 7981, 23527, 55867, 77303, 541121, 1166267, 8163869, 26824141, 187768987]

約数ペア:

[(1, 187768987), (7, 26824141), (23, 8163869), (161, 1166267), (347, 541121), (2429, 77303), (3361, 55867), (7981, 23527)]