2105181

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{947}}^1$

素因数の和:985

約数の個数: 24

約数和(自身を含む): 3450720

約数和(自身を除く): 1345539

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 947, 2223, 2841, 8523, 12311, 17993, 36933, 53979, 110799, 161937, 233909, 701727, 2105181]

約数ペア:

[(1, 2105181), (3, 701727), (9, 233909), (13, 161937), (19, 110799), (39, 53979), (57, 36933), (117, 17993), (171, 12311), (247, 8523), (741, 2841), (947, 2223)]