12351729

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 18995200

約数和(自身を除く): 6643471

約数列:

[1, 3, 13, 19, 39, 57, 79, 211, 237, 247, 633, 741, 1027, 1501, 2743, 3081, 4009, 4503, 8229, 12027, 16669, 19513, 50007, 52117, 58539, 156351, 216697, 316711, 650091, 950133, 4117243, 12351729]

約数ペア:

[(1, 12351729), (3, 4117243), (13, 950133), (19, 650091), (39, 316711), (57, 216697), (79, 156351), (211, 58539), (237, 52117), (247, 50007), (633, 19513), (741, 16669), (1027, 12027), (1501, 8229), (2743, 4503), (3081, 4009)]