201996950995

素因数分解:

$5^1\times 7^2\times {\mathrm{824477351}}^1$

素因数の和:824477370

約数の個数: 12

約数和(自身を含む): 281971254384

約数和(自身を除く): 79974303389

約数列:

[1, 5, 7, 35, 49, 245, 824477351, 4122386755, 5771341457, 28856707285, 40399390199, 201996950995]

約数ペア:

[(1, 201996950995), (5, 40399390199), (7, 28856707285), (35, 5771341457), (49, 4122386755), (245, 824477351)]