243640689

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{5039}}^1$

素因数の和:5340

約数の個数: 16

約数和(自身を含む): 330946560

約数和(自身を除く): 87305871

約数列:

[1, 3, 71, 213, 227, 681, 5039, 15117, 16117, 48351, 357769, 1073307, 1143853, 3431559, 81213563, 243640689]

約数ペア:

[(1, 243640689), (3, 81213563), (71, 3431559), (213, 1143853), (227, 1073307), (681, 357769), (5039, 48351), (15117, 16117)]