28894705

素因数分解:

$5^1\times 7^1\times {\mathrm{787}}^1\times {\mathrm{1049}}^1$

素因数の和:1848

約数の個数: 16

約数和(自身を含む): 39715200

約数和(自身を除く): 10820495

約数列:

[1, 5, 7, 35, 787, 1049, 3935, 5245, 5509, 7343, 27545, 36715, 825563, 4127815, 5778941, 28894705]

約数ペア:

[(1, 28894705), (5, 5778941), (7, 4127815), (35, 825563), (787, 36715), (1049, 27545), (3935, 7343), (5245, 5509)]