28487193

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{1613}}^1$

素因数の和:1681

約数の個数: 24

約数和(自身を含む): 44985408

約数和(自身を除く): 16498215

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 841, 1613, 2523, 4839, 5887, 11291, 17661, 33873, 46777, 140331, 327439, 982317, 1356533, 4069599, 9495731, 28487193]

約数ペア:

[(1, 28487193), (3, 9495731), (7, 4069599), (21, 1356533), (29, 982317), (87, 327439), (203, 140331), (609, 46777), (841, 33873), (1613, 17661), (2523, 11291), (4839, 5887)]