42170787

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{14071}}^1$

素因数の和:14120

約数の個数: 20

約数和(自身を含む): 64703056

約数和(自身を除く): 22532269

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 14071, 42213, 126639, 379917, 520627, 1139751, 1561881, 4685643, 14056929, 42170787]

約数ペア:

[(1, 42170787), (3, 14056929), (9, 4685643), (27, 1561881), (37, 1139751), (81, 520627), (111, 379917), (333, 126639), (999, 42213), (2997, 14071)]