42000009

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{8521}}^1$

素因数の和:8608

約数の個数: 16

約数和(自身を含む): 58904064

約数和(自身を除く): 16904055

約数列:

[1, 3, 31, 53, 93, 159, 1643, 4929, 8521, 25563, 264151, 451613, 792453, 1354839, 14000003, 42000009]

約数ペア:

[(1, 42000009), (3, 14000003), (31, 1354839), (53, 792453), (93, 451613), (159, 264151), (1643, 25563), (4929, 8521)]