291222081

素因数分解:

$3^3\times {\mathrm{179}}^1\times {\mathrm{60257}}^1$

素因数の和:60445

約数の個数: 16

約数和(自身を含む): 433857600

約数和(自身を除く): 142635519

約数列:

[1, 3, 9, 27, 179, 537, 1611, 4833, 60257, 180771, 542313, 1626939, 10786003, 32358009, 97074027, 291222081]

約数ペア:

[(1, 291222081), (3, 97074027), (9, 32358009), (27, 10786003), (179, 1626939), (537, 542313), (1611, 180771), (4833, 60257)]