247082395

素因数分解:

$5^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{10979}}^1$

素因数の和:11634

約数の個数: 16

約数和(自身を含む): 339413760

約数和(自身を除く): 92331365

約数列:

[1, 5, 7, 35, 643, 3215, 4501, 10979, 22505, 54895, 76853, 384265, 7059497, 35297485, 49416479, 247082395]

約数ペア:

[(1, 247082395), (5, 49416479), (7, 35297485), (35, 7059497), (643, 384265), (3215, 76853), (4501, 54895), (10979, 22505)]