28240149

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{25373}}^1$

素因数の和:25436

約数の個数: 16

約数和(自身を含む): 43846272

約数和(自身を除く): 15606123

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 25373, 76119, 177611, 532833, 1344769, 4034307, 9413383, 28240149]

約数ペア:

[(1, 28240149), (3, 9413383), (7, 4034307), (21, 1344769), (53, 532833), (159, 177611), (371, 76119), (1113, 25373)]