28948191

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:427

約数の個数: 32

約数和(自身を含む): 43130880

約数和(自身を除く): 14182689

約数列:

[1, 3, 19, 23, 57, 69, 71, 213, 311, 437, 933, 1311, 1349, 1633, 4047, 4899, 5909, 7153, 17727, 21459, 22081, 31027, 66243, 93081, 135907, 407721, 419539, 507863, 1258617, 1523589, 9649397, 28948191]

約数ペア:

[(1, 28948191), (3, 9649397), (19, 1523589), (23, 1258617), (57, 507863), (69, 419539), (71, 407721), (213, 135907), (311, 93081), (437, 66243), (933, 31027), (1311, 22081), (1349, 21459), (1633, 17727), (4047, 7153), (4899, 5909)]