28561245

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{44281}}^1$

素因数の和:44332

約数の個数: 16

約数和(自身を含む): 46761792

約数和(自身を除く): 18200547

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 44281, 132843, 221405, 664215, 1904083, 5712249, 9520415, 28561245]

約数ペア:

[(1, 28561245), (3, 9520415), (5, 5712249), (15, 1904083), (43, 664215), (129, 221405), (215, 132843), (645, 44281)]