28685163

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{283}}^1$

素因数の和:435

約数の個数: 32

約数和(自身を含む): 43513344

約数和(自身を除く): 14828181

約数列:

[1, 3, 13, 23, 39, 69, 113, 283, 299, 339, 849, 897, 1469, 2599, 3679, 4407, 6509, 7797, 11037, 19527, 31979, 33787, 84617, 95937, 101361, 253851, 415727, 735517, 1247181, 2206551, 9561721, 28685163]

約数ペア:

[(1, 28685163), (3, 9561721), (13, 2206551), (23, 1247181), (39, 735517), (69, 415727), (113, 253851), (283, 101361), (299, 95937), (339, 84617), (849, 33787), (897, 31979), (1469, 19527), (2599, 11037), (3679, 7797), (4407, 6509)]