2888702943

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7239857}}^1$

素因数の和:7239886

約数の個数: 16

約数和(自身を含む): 4633509120

約数和(自身を除く): 1744806177

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 7239857, 21719571, 50678999, 137557283, 152036997, 412671849, 962900981, 2888702943]

約数ペア:

[(1, 2888702943), (3, 962900981), (7, 412671849), (19, 152036997), (21, 137557283), (57, 50678999), (133, 21719571), (399, 7239857)]