15791451

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:347

約数の個数: 32

約数和(自身を含む): 24218880

約数和(自身を除く): 8427429

約数列:

[1, 3, 13, 19, 39, 57, 101, 211, 247, 303, 633, 741, 1313, 1919, 2743, 3939, 4009, 5757, 8229, 12027, 21311, 24947, 52117, 63933, 74841, 156351, 277043, 404909, 831129, 1214727, 5263817, 15791451]

約数ペア:

[(1, 15791451), (3, 5263817), (13, 1214727), (19, 831129), (39, 404909), (57, 277043), (101, 156351), (211, 74841), (247, 63933), (303, 52117), (633, 24947), (741, 21311), (1313, 12027), (1919, 8229), (2743, 5757), (3939, 4009)]