7994997

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:250

約数の個数: 32

約数和(自身を含む): 12476160

約数和(自身を除く): 4481163

約数列:

[1, 3, 9, 27, 37, 53, 111, 151, 159, 333, 453, 477, 999, 1359, 1431, 1961, 4077, 5587, 5883, 8003, 16761, 17649, 24009, 50283, 52947, 72027, 150849, 216081, 296111, 888333, 2664999, 7994997]

約数ペア:

[(1, 7994997), (3, 2664999), (9, 888333), (27, 296111), (37, 216081), (53, 150849), (111, 72027), (151, 52947), (159, 50283), (333, 24009), (453, 17649), (477, 16761), (999, 8003), (1359, 5883), (1431, 5587), (1961, 4077)]