12840711

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{977}}^1$

素因数の和:1330

約数の個数: 16

約数和(自身を含む): 18511584

約数和(自身を除く): 5670873

約数列:

[1, 3, 13, 39, 337, 977, 1011, 2931, 4381, 12701, 13143, 38103, 329249, 987747, 4280237, 12840711]

約数ペア:

[(1, 12840711), (3, 4280237), (13, 987747), (39, 329249), (337, 38103), (977, 13143), (1011, 12701), (2931, 4381)]